Hi how can I graph this if it dosn't have a slope?
1. y = (2/3)x - 1
y = -x + 4

Answers

Answer 1

System of Linear Equations entered :

[1] y - 2x/3 = -1

[2] y + x = 4

// To remove fractions, multiply equations by their respective LCD

Multiply equation [1] by 3

// Equations now take the shape:

[1] 3y - 2x = -3

[2] y + x = 4

Graphic Representation of the Equations :

-2x + 3y = -3 x + y = 4

Solve by Substitution :

// Solve equation [2] for the variable x

[2] x = -y + 4

// Plug this in for variable x in equation [1]

[1] 3y - 2•(-y +4) = -3

[1] 5y = 5

// Solve equation [1] for the variable y

[1] 5y = 5

[1] y = 1

// By now we know this much :

y = 1

x = -y+4

// Use the y value to solve for x

x = -(1)+4 = 3

I hope this help you


Related Questions

Find the conjugate of

7-3i
8+2i

Find the product and conjugate of
4-i
6+3i

(I am not asking for just the answer I would also like to know how you got that answer)

Answers

Answer:

see below

Step-by-step explanation:

To find the conjugate of a+bi take the opposite of bi so it would be a - bi

7-3i, the conjugate is 7 + 3i

8+2i  the conjugate is 8 -2i

The product of a number and its conjugate is

(a+bi) (a-bi) = a^2 +abi-abi -b^2 i^2 = a^2 - b^2 (-1) = a^2 + b^2

( 4-i) ( 4+i) = 4^2 + 1^2 = 16+1 = 17

( 6+3i)(6-3i) = 6^2 + 3^2 = 36+9 = 45

#1

z=7-3i

[tex]\\ \sf\longmapsto \overline{z}=7+3i[/tex]

#2

z=8+2i

[tex]\\ \sf\longmapsto \overline{z}=8-2i[/tex]

#3

[tex]\boxed{\sf z\overline{z}=|z|^2}[/tex]

[tex]\\ \sf\longmapsto z=4-i[/tex]

[tex]\\ \sf\longmapsto |z|^2=4^2+(-1)^2[/tex]

[tex]\\ \sf\longmapsto 16+1=17[/tex]

#4

[tex]\\ \sf\longmapsto |z|^2[/tex]

[tex]\\ \sf\longmapsto 6^2+3^2[/tex]

[tex]\\ \sf\longmapsto 36+9[/tex]

[tex]\\ \sf\longmapsto 45[/tex]

find the lowest common multiple (LCM) of 12 and 30​

Answers

Answer: 2

Step-by-step explanation: 2 times 6 and 2 times 15

Answer:

60

Step-by-step explanation:

We can keep adding both numbers to itself until they have a similar multiple.

12, 24, 36, 48, 60

30, 60

Best of Luck!

(c+8)^3
please help me

Answers

Answer:

c³ + 24c² + 192c + 512

Step-by-step explanation:

(c + 8)³

= (c + 8)(c + 8)(c + 8) ← expand last 2 factors using FOIL

= (c + 8)(c² + 16c + 64)

Multiply each term in the second factor by each term in the first factor

c(c² + 16c + 64) + 8(c² + 16c + 64) ← distribute parenthesis

= c³ + 16c² + 64c + 8c² + 128c + 512 ← collect like terms

= c³ + 24c² + 192c + 512

Answer:

[tex]c^{3} + 24 {c}^{2} + 192c + 512 [/tex]

Step-by-step explanation:

Expand the expression

[tex](c + 8)(c + 8)(c + 8) \\ = {c}^{3} + 3 {c}^{2} \times 8 + 3c \times {8}^{2} + {8}^{3} \\ = {c}^{3} + 24 {c}^{2} 3c \times 64 + 512 \\ = {c}^{3} + 24 {c}^{2} + 192c + 512[/tex]

(7m+6) (6m^2+4m+4) I really suck at math

Answers

[tex]\large\mathfrak{{\pmb{\underline{\orange{Your\:answer }}{\orange{:}}}}}[/tex]

[tex]:⟼  (7m + 6)(6 {m}^{2} + 4m + 4)[/tex]

[tex]:⟼  7m \: (6 {m}^{2} + 4m + 4) + 6 \: (6 {m}^{2} + 4m + 4)[/tex]

[tex]:⟼  42 {m}^{3} + 28 {m}^{2} + 28m + 36 {m}^{2} +24 m + 24[/tex]

[tex]:⟼  42 {m}^{3} + 28 {m}^{2} + 36 {m}^{2} + 28m + 24m + 24[/tex]

[tex]:⟼  42 {m}^{3} + 64 {m}^{2} + 52m + 24[/tex]

[tex]:⟼  2(21 {m}^{3} + 32 {m}^{2} + 26m + 12)[/tex]

[tex]\sf \bf {\boxed {\mathbb {HAPPY\:LEARNING.}}}[/tex]

Answer:

[tex]42 {m}^{3} + 64 {m}^{2} + 52m + 24[/tex]

Step-by-step explanation:

[tex](7m + 6)(6 {m}^{2} + 4m + 4)[/tex]

[tex] = 7m(6 {m}^{2} + 4m + 4) + 6(6 {m}^{2} + 4m + 4)[/tex]

[tex] = 42 {m}^{3} + 28 {m}^{2} + 28m + 36 {m}^{2} + 24m + 24[/tex]

[tex] = 42 {m}^{3} + 64 {m}^{2} + 52m + 24( ans)[/tex]

Complete the sentences.

А __________ has integers as its square roots.​

Answers

Answer:

perfect square

Step-by-step explanation:

a perfect square has integers as its square roots

Answer:

Perfect square

Step-by-step explanation:

A perfect square is a value that has a whole number square root. The square root of 4 is 2, so its square root is a whole number, which means the four is a perfect square. Another example of a perfect square is 9. The square root of 9 is 3

help pls! i don’t know how to do it

Answers

I'd go for c , x is greater than -3

URGENT PLS HELP DONT TAKE ADVANTAGE OF THE BIG AMOUNT OF POINTS PLS!!!!!! you only have to do 14, 16 and 18

Answers

Answer:

14) y=x-3

domain , range

12,9

15,12

22,19

30,27

16) y=3x+4

domain , range

0,4

5,19

7,25

10,34

18)2/3x + 1/3

domain , range

4,3

6, 13/3

8, 17/3

12, 37/3

Step-by-step explanation:

Solve for x: −1 < x + 3 < 5

help immediately!!! will give lots of points!!!!!

Answers

Answer:

15 - 3 x 5

cbhojwj fn h bf   be be gwtt sa ta ets e

Step-by-step explanation:15

Answer:

−1 < x + 3 < 5

-1-3<x<5-3

-4<x<2

h(x)=3x^2+7
find h(-2)
help!

Answers

3(-2)^2+7 = 12+7= 19

h(-2)=19

A rectangular block of fin is 0.5 m long and 0.0lm thick Find the width of the block if its mass and density are 0.45 kg and 9000kgm-³ respectively ​

Answers

Answer:

Step-by-step explanation:

This is going to give you a preposterous answer. The width is into the millions.

density = 9000 kg / m^3

mass = 0.45 kg

V = density / mass

V = 9000 / 0.45 = 20000 m^3

V = L *w * h

L = 0.5 m

h = 0.01 m

w = ?

20000 = 0.5 * 0.01 * w

20000 / (0.5 * 0.01) = w

w = 4000000 m

If something has been miscopied let me know. The numbers are correctly handled I think

Simplify

184.10
x 16

Answers

Answer:

184/16 = 23/2 = 11 1 /2

there you go hope this helps

Write a equation in slope intercept form for the line with slope 2/5 and y- intercept -1

Answers

Answer:

[tex]y=\frac{2}{5} x-1[/tex]

Step-by-step explanation:

[tex]y=mx+c[/tex]

m= slope

c= y intercept

therefore,

m=2/5

c=-1

EXIT TICKET
While on a diving excursion, Corey dove down 50 feet from the
surface, Corey then swam up 28 feet, down 10 feet, and back up
another 32 feet. Write an expression that can be used to determine
Corey's current depth with respect to the surface. Simplify.

Answers

Answer:

I Think The Answer Is 22 Feet???

6) Two numbers have a sum of 15 and a product of 26. What are they?​

Answers

Answer:

2 and 13

Step-by-step explanation:

2+13=15

and

2x13=26

[tex]\large \mathfrak{Solution : }[/tex]

let the numbers be x and y

now, we know that

x + y = 15 - Equation (1)

xy = 26 - Equation (2)

by squaring Equation (1) :

(x + y)² = 15²

x² + y² + 2xy = 225

x² + y² - 2xy + 4xy = 225

(x - y)² + (4 × 26) = 225

(x - y)² + 104 = 225

(x - y)² = 225 - 104

(x - y)² = 121

x - y = 11

x = 11 + y - Equation (3)

Plugging the value of x from Equation (3) into Equation (1)

x + y = 15

11 + y + y = 15

2y = 15 - 11

y = 4 ÷ 2

y = 2 - Equation (4)

now, let's plug the value of y from Equation (4) into Equation (3) :

x = 11 + y

x = 11 + 2

x = 13

Which of these could be the graph of F(x) = In x + 1?

Answers

Answer:

A

Step-by-step explanation:

rlykydlydlysl6sl6sl6dylsl6sl6dlu

How to find the value of 5√2 - √8?​

Answers

5√2 - √8 = 5√2 - √(4 · 2) =

= 5√2 - √(2² · 2) = 5√2 - 2√2 = 3√2

[tex] \large \mathfrak{Solution : }[/tex]

let's solve :

[tex]5 \sqrt{2 } - \sqrt{8} [/tex]

[tex]5 \sqrt{2} - 2 \sqrt{2} [/tex]

[tex]3 \sqrt{2} [/tex]

[tex]3 \times 1.41[/tex]

[tex]4.23[/tex]


Find the distance between the two points rounding to the nearest tenth! PLEASE HELP ASAP!!!

Answers

Answer:

10

Step-by-step explanation:

d =√[(-3+9)²+(6+2)²]

= √(6²+8²)

=√(36+64)

=√100

= 10

Answer:

[tex]\boxed {\boxed {\sf d=10}}[/tex]

Step-by-step explanation:

The distance between two points can be calculated using the following formula.

[tex]d= \sqrt{(x_2-x_1)^2+(y_2-y_1)^2[/tex]

In this formula, (x₁, y₁) and (x₂, y₂) are the two points. We are given the points (-9, -2) and (-3,6). If we match the value with the corresponding variable we see that:

x₁= -9 y₁= -2 x₂= -3 y₂= 6

Substitute the values into the formula.

[tex]d= \sqrt {(-3 - -9)^2 + (6 - -2)^2[/tex]

Solve inside the parentheses. Remember that 2 back to back negative signs become a plus sign.

(-3 - -9)= (-3+9)= 6 ( 6- -2)= (6+2) =8

[tex]d= \sqrt{ (6)^2 + (8)^2[/tex]

Solve the exponents. Multiply the number by itself.

(6)²= 6*6= 36 (8)²= 8*8= 64

[tex]d= \sqrt{(36)+(64)[/tex]

Add.

[tex]d= \sqrt{100[/tex]

Take the square root of the number.

[tex]d= 10[/tex]

The distance between the points (-9, -2) and (-3, 6) is 10.

Please help!!!!!!!!!!!!!!!!!!!!!!!

Answers

Step-by-step explanation:

11. Angle A and B are supplementary (add to 180)

And measure of Angle A is 2x+30 and measure of angle B is 6x-12. All you have to do is make an algebraic expression.

180= (2x+30) + (6x-12)

Then just combine like terms and you get

8x+18=180.. Subtract 18 and you get

8x=162 then divide by 8 and you get

X=20.25

Then plug in the number and you get

180=(2*20.25+30)+(6×20.25-12)

Which is is transferred to

180=(70.5) +(109.5)

Which is 180=180.

The measure of angleA is 70.5°

You can try the other's if you want if not then

9. Value of x is 33.5

10. Measure of angleB 90°

12. Measure of angleA 24°

(im not writing that much again.)

what is the answer to -2t-6z-1=?

Answers

Answer:

2t-6z-1

The what I got

I home it will help

What is the largest integer that is below square root of 13?

Answers

sqrt 13 = 3.605551~
largest integer below = 3

Answer:

I don't know man .....lol

Part 1 of 2
O
The monthly water bill is a function of the number of gallons used. The cost is $19.50 for 20,000 gal or less. Over 20,000 gal, the cost is $19.50 plus $1 for each
1000 gal over 20,000 with any fraction of 1000 gal charged at a fraction of $1. On what interval is the cost constant? On what interval is the cost increasing?

Answers

Answer:

Constant: [0,20000]

Increasing: (20000, ∞)

I checked and this was the answer

3) Determine the following values given f(x) = 1.
a) f(1/2)

Answers

Answer:

f(1/2) = 1

Step-by-step explanation:

Carson buys eggs and lemons at the store.
He pays a total of $39.62.
He pays $6.74 for the eggs.
He buys 8 bags of lemons that each cost the same amount.

Which equation could be used to determine xx, how much each bag of lemons costs?

Answers

Answer: 8x = $39.62 - $6.74

Step-by-step explanation:

Cost of 1 bag of lemons = $x

Cost of 8 bags of lemons = 8*x = 8x

Cost of 8 bags of lemons = Total cost - cost of the egg

8x = $39.62 - $6.74

- I am less than 200 but greater than 100.
- my ones digit is 3 more than my hundreds digit.
- my ones digit is half my tens digit.
what number m i?

Answers

Answer:

150

Step-by-step explanation:

I think that correct answer is 150

Answer:

I also think 150 is answer

Help me please!
Solve the equation

Answers

Here,
Hope this may help you!
Please mark me as brainliest I really need it to upgrade my rank! And it is much appreciated.!

5(2x – 3) = -4(x + 4) – 13?

Answers

[tex]5(2x-3)=-4(x+4)-13\\\\10x-15=-4x-16-13\\\\10x+4x=-16-13+15\\\\14x=-14 \ \ /:14\\\\\huge\boxed{x=-1}[/tex]

Answer:

x = -1

Step-by-step explanation:

5(2x – 3) = -4(x + 4) – 13

Use distributive property,

5*2x - 5*3 = -4*x +(-4)*4 -13

10x -  15    = -4x - 16 - 13

10x - 15    = -4x - 29

Add 15 to both sides

10x  = -4x  -29 + 15

10x = -4x - 14

Add 4x to both sides

10x + 4x = -14

       14x = -14

Divide both sides by 14

x = -14/14

x = -1

Correctly write 36.2 x 103 in scientific notation.

Answers

Your answer is 3.45 x 10^5

Rewrite in the simplest terms: 9v-8(10v-9)

Answers

9v - 8(10v - 9) = 9v - 80v + 72 = -71v + 72

The ratio of the loudness of lala's earphones to the loudness of polina's earphones to the loudness of goffy's earphones is 6:5:3. if polina's earphones have a loudness of 90 decibels, find the total loudness of all three earphones.

Answers

Answer: 252 decibels

given:

6:5:3 = ratio of L to P to G

P=90

one unit is 90/5 because the five represents a smaller version of 90

one unit = 18

answer=18(6+5+3)=252

brainliest please im sorry this one is late

The answer is 252 decibels

4
A study measured the average rainfall in 130 months in the state of Hawaii. The average monthly rainfall was 3.7 inches with a stand
0.3 inches. Assume the data is normally distributed. How many months of rainfall had between 3.4 and 4 inches of rainfall?
130 months
124 months
68 months
112 months
88 months
Back
Next
1

Answers

Answer:

I'm unsure, I've seen questions like this before but not this one

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