Which is the most efficient way to solve this equation?

x + 7 = 12

Answers

Answer 1
the way i would do it , i would flip the 7 over the equal sign and every time you flip a number over an equal sign that number turns the opposite so in this case, 7 turns to -7 and then you would get -7 + 12, which is 5.
Answer 2
X= 5 hope this helps
Which Is The Most Efficient Way To Solve This Equation?x + 7 = 12

Related Questions

1767tires each truck needs 6 tires how many can we get in all

Answers

Answer:

294

Step-by-step explanation:

It exactly 294.5 but a car cant function with just half of its tires :').  So in this case instead of rounding up we round down. They will just have extra tires.

can someone please answer asap..ik it’s easy but idk lol

Answers

I just wanted to say your room is beautiful lol

Answer:

G

Step-by-step explanation:

a relation from a set of inputs to a set of possible outputs where each input is related to exactly one output.

The constant of proportionality is

Answers

Answer:  It is the ratio of the amounts y and x: k = y/x. Put another way: y = kx. Example: you are paid $20 an hour. The constant of proportionality is 20 because: Pay = 20 × Hours worked.

Find a polynomial function that has the given zeros. (There are many correct answers.)
0, 1, 7

Answers

Given those zeros you have

X=0, x=1, and x=7

Since your factors are set equal to zero you just rewrite what’s above to equal 0.

X is just x
X=1 is (x-1)
X=7 is (x-7)

So your function is

x(x-1)(x-7)

The polynomial function with zeroes 0, 1 , 7 is given by x³ - 4x² + 3x.

What is a polynomial function ?

A polynomial function is a type of expression that can includes constants, coefficients, variables of various intensities, and positive exponents.

It is given that the zeroes of polynomial function are x = 0, x = 1, and x = 7.

If you have a function y = f(x) that doesn't have a zero for any of the above values of x then we need to multiply f(x) by :

i.e.,

For x = 1 , we need to multiply f(x) by (x - 1) :

f(1) (x-1)

= f(1) × 0

= 0

Similarly , for x = 3 , we need to multiply f(x) by (x - 3) also :

f(3) (x-1) (x-3)

=f(3) × 2 × 0

= 0

Similarly , for x = 7 , we need to multiply f(x) by (x - 7) also :

f(3) (x-1) (x-3) (x-7)

=f(3) × 6 × 4 × 0

= 0

So , for all values of x we have a function with zero.

The resulted polynomial function will be :

f(x) = x (x-1) (x-7)

or

f(x) = x³ - 4x² + 3x

Therefore , the polynomial function with zeroes 0, 1 , 7 is given by x³ - 4x² + 3x.

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I'm confusion, don't understand this​

Answers

Answer:

b*b*b*b*b

Step-by-step explanation:

It just means that you multiply it by itself 5 times.

Ex: 4^4= 4*4*4*4

What is the graph of the inequality y < (x+1)^3?

Answers

Answer:

Simplify  

(

x

+

1

)

3

.

y

<

x

3

+

3

x

2

+

3

x

+

1

Step-by-step explanation:

Divide.
6,338 + 43
remainder

Answers

6,338 divided by 43 equals 147 with a remainder of 17. It would be that because 147 times 43 equals 6,321 plus the remainder of 17 equals 6,338

A cookie recipe calls for 8 cups of walnuts for every
6 cups of raisins. If you have 28 cups of walnuts,
how many cups of raisins will you need?

Answers

Answer:

21 cups of raisins because 28÷8=3.5 and 3.5x 6=21

Answer:

21 cups of raisins because 28÷8=3.5 and 3.5x 6=21

Step-by-step explanation:

what is twenty and thirty one hundreths in expanded form
and in standard form

Answers

Answer:

Standard: 20.3,                 expanded: 10 x 2, 0.1 x 3

Step-by-step explanation:

Subtract
6 2/3 - 4 4/9

Answers

Answer:

20/9

Step-by-step explanation:

Simplify the following:

6 + 2/3 - (4 + 4/9)

Put 4 + 4/9 over the common denominator 9. 4 + 4/9 = (9×4)/9 + 4/9:

6 + 2/3 - (9×4)/9 + 4/9

9×4 = 36:

6 + 2/3 - (36/9 + 4/9)

36/9 + 4/9 = (36 + 4)/9:

6 + 2/3 - (36 + 4)/9

| 1 |  

| 3 | 6

+ | | 4

| 4 | 0:

6 + 2/3 - 40/9

Put 6 + 2/3 - 40/9 over the common denominator 9. 6 + 2/3 - 40/9 = (9×6)/9 + (3×2)/9 - 40/9:

(9×6)/9 + (3×2)/9 - 40/9

9×6 = 54:

54/9 + (3×2)/9 - 40/9

3×2 = 6:

54/9 + 6/9 - 40/9

54/9 + 6/9 - 40/9 = (54 + 6 - 40)/9:

(54 + 6 - 40)/9

| 1 |  

| 5 | 4

+ | | 6

| 6 | 0:

(60 - 40)/9

| 6 | 0

- | 4 | 0

| 2 | 0:

Answer: 20/9

The sum of three numbers is 123. The third number is 4 times the first. The second number is 9 more than the first. What are the numbers?

Answers

Answer:

1st = 19

2nd = 76

3rd = 28

Step-by-step explanation:

n + 4n + n + 9 = 123

6n + 9 = 123

6n = 114

n = 19

4(19) = 76

(19) + 9 = 28

Hope this helps :)

If six (6) people greet each other at a meeting by shaking hands with one another, how many handshakes will take place?

UNDERSTANDING THE PROBLEM:



DEVISE A PLAN:



CARRY OUT THE PLAN:



REVISE THE SOLUTION:

Answers

Answer:

15

Step-by-step explanation:

If two people shake hands there is one handshake.

If three people shake hands there are 3 handshakes.

If four people shake hands there are 3 more handshakes so 3 + 3 = 6 in total.

If five people shake hands there are another 4 handshakes so 6 + 4 = 10.

For 6 people there are another 5 handshakes so 10 + 5 = 15.

A second pattern that may be described is that each person has to shake hands with all the others. If there are 6 people each person has 5 handshakes to make. But each time a handshake occurs there are 2 people involved. This means that you only need ½ (6 x 5 ) = 15.

If six people greet each other at a meeting by shaking hands with one another, the number of handshakes that will take place is 15 handshakes.

It should be noted that based on the information given, each person has to shake hands with all the other people.

Therefore, since there are 6 handshakes, it means that 5 handshakes will be made. Each time a handshake takes place, there'll be 2 people involved. Therefore, the total number of handshakes will be:

= 1/2 × (5 × 6)

= 1/2 × 30

= 15 handshakes.

There'll be 15 handshakes.

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HELP!!!!PLS!!

A point at (-7, -6) Is reflected over the x-axls. What is the distance between the point and Its reflection?

•6 units
•14 units
•12 units
•7 units

Answers

Answer:

12 units

Step-by-step explanation:

(-7,-6)

if you reflect it over the x-axis then the second number would be changing

-6 the opposite is 6

(-7, 6)

from -6 to 6 is 12 jumps

12 units is the distance from the original point

PLEASE HELP Simplify completely 4x2-7x+3/ x2+4x-6

Answers

Answer:

4x-3/x+6 sccording to my calculator

Step-by-step explanation:

Real World Percentages: Roman went shopping for school
supplies and has $85.40 worth of school supplies. He will
have to pay 5% in taxes for his supplies. How much will
Roman have to pay in total for his school sunnlies?

Answers

Roman will have to pay $89.67 for his school supplies.
Since you needed help, I’ll show you my work so you know for next time:

85.40 (.05) = 4.27
85.40 + 4.27
= 89.67

I hope this helps :)

A cube of wood measures 9 cm on a side and weighs 23 g what is the density of the cube of wood

Answers

Length of wood=9 cm
Volume of wood =9x9x9=729cm^3
Mass of wood(m) =23g
Density of wood =m/V
=23/729
=0.03 g/cm^3

Answer:

the density is 25 grams

Step-by-step explanation:

Length of wood=9 cm

Volume of wood =9x9x9=729cm^3

Mass of wood(m) =23g

Density of wood =m/V

=23/729

=0.03 g/cm^3

Last week you recorded your vehicle driving a total of 62.4 miles. This week,
you notice your mileage at 73.6 miles. What is the absolute change of these?

Answers

Answer:

11.2.

Step-by-step explanation:

assume that when adults with smartphones are randomly selected 52% use them in meetings or classes. if 12 adult smartphone users are randomly selected find the probability that fewer than 4 of them use their smartphones in meetings or classes?

Answers

Answer:

0.056

Step-by-step explanation:

Use binomial probability:

P = nCr pʳ qⁿ⁻ʳ

where n is the number of trials,

r is the number of successes,

p is the probability of success,

and q is the probability of failure (1−p).

P(r<4) = P(0) + P(1) + P(2) + P(3)

P(r<4) = ₁₂C₀ (0.52)⁰ (0.48)¹²⁻⁰ + ₁₂C₁ (0.52)¹ (0.48)¹²⁻¹ + ₁₂C₂ (0.52)² (0.48)¹²⁻² + ₁₂C₃ (0.52)³ (0.48)¹²⁻³

P(r<4) = (0.48)¹² + 12 (0.52) (0.48)¹¹ + 66 (0.52)² (0.48)¹⁰ + 220 (0.52)³ (0.48)⁹

P(r<4) = 0.056

Complete the sentence.
A diameter is also a
blank

Answers

An:
A diameter is also a chord.

Answer:

the answer is a chord

Step-by-step explanation:

because thats a diameters other name

10ac x 6ab x (-2abc) = ?

Answers

Answer:

= -120a³b²c²

Step-by-step explanation:

10ac * 6ab * -2abc

10*6*-2 = -120

ac * ab * abc = a*a*a *b*b*c*c = a³b²c²

then:

10ac * 6ab * -2abc = -120* a³b²c²

= -120a³b²c²

Tan weighs 146 pounds. Minh weighs 15 pounds more than Tan. How much does Minh weigh?
Provide your answer below:
pounds

Answers

Minh weighs 161 pounds (146+15=161)
minh would be 161 (146+15)

which statement best describes how to find the distance between-5 and 15​

Answers

Answer:  A

Step-by-step explanation:

What is the image of (3, 5) under the translation (x, y) - (x - 4, y + 6)?

Answers

Answer:

can you give me a picture?

Step-by-step explanation:

The image of (3, 5) under the translation (x, y) - (x - 4, y + 6) is,  (-1, 11)

What is the point?

A point is a location of an object by taking reference of origin, In general case we consider it at (0,0), At the origin value of both the coordinate position is considered as Zero, In simple words point indicates how much it is above or below from the coordinate axes.

Vertical distance from the x axis is known as y coordinate and horizontal distance from the y axis is known as x coordinate.

Given that,

Point for the coordinate system before translation (x, y) is (3, 5)

The image of (3, 5) under the translation (x, y) - (x - 4, y + 6) = ?

For image we simply need to calculate,

Point in the translated coordinate system

we can do it by simply putting values of x and y in the given condition,

The image of (3, 5) under the translation (x, y) - (x - 4, y + 6) =   (3 - 4,5 + 6)

⇒  (-1 , 11)

Hence, The image is  (-1 , 11)

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..........................................
.

Answers

Answer:

whats the question bro but thanks for points

?
What is 20.0 x 10^1

Answers

Answer:

200

Step-by-step explanation:

that should be the answer

I WILL AWARD EXTRA 50 POINTS AND BRAINLIEST
Raise the monomial to a power:
5x2y3 to the power of 2

–4ax3 to the power of 3

–2m3n2t the power of 4

–a2bc3 to the power of 5

Answers

Answer:

5x to the 4; y to the 6

-4a to the 3; x to the 9

-2m to the 12; n to the 8

-a to the 10; b to the 5; c to the 15

Step-by-step explanation:

PLEASE HELP ILL GIVE BRAINLIEST

Answers

Answer: 3

Step-by-step explanation:

Answer:

x = 3

Step-by-step explanation:

Proportions are annoying.

If f(x) = x³ and g(x) = (x + 4)³, which description represents the graph of function g?

A. A horizontal transformation of function f 4 units right
B. A vertical transformation of function f 4 units down
C. A vertical transformation of function f 4 units up
D. A horizontal transformation of function f 4 units left

Answers

The graph of function is  g  a horizontal transformation of function f 4 units left.

What is Graph transformation?

Graph transformation is the process by which an existing graph, or graphed equation, is modified to produce a variation of the proceeding graph.

According to the question

f(x) = x³

g(x) = (x + 4)³

Now, Plotting the graph of  f(x) and g(x)

Points for  f(x) = x³  

x          f(x)

0           0

1             1

2            8

-1           -1

-2          -8

Points for g(x) = (x + 4)³

x              g(x)

-4               0

-3                1

-2                8

-1                27

0               64      

By observing the graph of both f(x)  and g(x) ,

The graph transformation of f(x)  to g(x) :

The graph of  f(x) is transformed  4 unit left horizontally

Hence, the graph of function is  g  a horizontal transformation of function f 4 units left

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Answer:

The answer is D. 4 units left

Step-by-step explanation:

100% on plato

Factor completely.
18x10-2

Answers

Answer:

178

Step-by-step explanation:

I need a answer pls help me

Answers

Answer:

31.5

Step-by-step explanation:

15 * 2 = 30

15 / 10 = 1.5

30 + 1.5 = 31.5

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