Answer:
y = 26-3xx = 15/(1-2y)Step-by-step explanation:
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If the temperature outside was 73 degrees at 5:00 p.m., but it fell 19 degrees by 10:00 p.m., what is the temperature at 10:00 p.m.? Write an addition equation and solve.
please help
Answer:
73degrees-10degrees=63 degrees
Answer: 73 + (-19) = x, x = 73-19 = 54 degrees
Step-by-step explanation: Normally this would be a subtraction equation, but if you're looking for addition you can fix that by adding a negative number- which is the same as subtraction. In this case, the times have nothing to do with the equation itself.
please help me quickly
Answer:
look we solve it without options
4 - 2x = 24
4 - 2x -4 = 24 -4
SO FIRSTLY SUBTRACT 4
-2x = 20
-2x /-2 = 20 /-2
SO DIVIDE BY -2
X = - 10
So analyse options and u will know that option b is correct :))
-3-5x-5y+8x+7y+8
PLEASE ANSWE ASAP
Answer:
3x+2y+11
Step-by-step explanation:
I hope this helps
your welcome
Answer:
3x + 2y + 5
Step-by-step explanation:
-3 - 5x - 5y + 8x + 7y + 8
(first, let's group the like terms)
= - 5x + 8x - 5y + 7y - 3 + 8
(now, add the numbers that do not have a variable, - 3 + 8)
= - 5x + 8x - 5y + 7y + 5
(add the elements you think are alike)
= 3x + 2y + 5
Find the determinant:
3 -7
4. 12
Answer: 64
Step-by-step explanation:
The value of the square determinant will be 64.
What is the determinant?The determinant is a numerical variable in mathematics that is a product of the elements of a square matrix. It describes some of the matrix's attributes as well as the continuous map described by the matrix.
The determinant is given below.
[tex]\rm D = \begin{vmatrix}3 & -7\\ 4 & 12\end{vmatrix}[/tex]
The value of the determinant is calculated as,
D = 3 x 12 - 4 x (-7)
D = 36 + 28
D = 64
The value of the square determinant will be 64.
More about the determinant link is given below.
https://brainly.com/question/13369636
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Find the sum of the given arithmetic series. 14 + 28 + 42 + 56 + ... + 280
14 + 28 + 42 + 56 + … 280
= 14 (1 + 2 + 3 + 4 + … + 20)
= 14 × 20 × 21 / 2
= 2940
where we use the well-known identity,
[tex]\displaystyle \sum_{i=1}^ni = 1 + 2 + 3 + \cdots + n = \dfrac{n(n+1)}2[/tex]
write 120 as product of powers of its prime factors.
Step-by-step explanation:
[tex]120=2^3 \times 3 \times 5[/tex]
Answer:
2³ × 3 × 5
Step-by-step explanation:
To find the prime factors, first divide 120 by 2 until finished , then 3 and so on
120 ÷ 2 = 60
60 ÷ 2 = 30
30 ÷ 2 = 15
15 ÷ 3 = 5
5 ÷ 5 = 1 ← finish when 1 is obtained
Then
120 = 2× 2 × 2 × 3 × 5 = 2³ × 3 × 5
You are going on a long trip and want to calculate your Miles per gallon. When you start your trip your odometer read 95842 miles. At the end of your trip your odometer reads 95975 miles. You started with a full tank and to return to a full tank you put in 7 gallons of gas total. What is your miles per gallon?
Answer:
19 miles per gallon
Step-by-step explanation:
95975 - 95842 = 133
133 divided by 7 = 19
Help with 11-19 please
Answer:
11=53000
12=0.00000992
13=0.041
14=272600000
15=0.84
16=1450
17=0.0009392
18=602
19=3752800
Hope this helps
How many 1/4 litre glasses of con be got from a container of 3 litres
I need help , Solve and graph each inequality
Please help these are my last questions! :)
Answer:
0.78 0.280.71Step-by-step explanation:
I hope this is helpful.
find the equation of the line that passes through (1,0) and (0,1)
Answer:
y = -1x + 1
Step-by-step explanation:
- Plug the values into slope formula:
y2 - y1 / x2 - x1
1 - 0 / 0 - 1
1 / -1
= -1
y = -1x + b
1 = -1(0) + b
1 = 0 + b
1 = b
30 POINTS, 2 QUESTIONS!!!
Find the value of x and KL if K is between J and L.
1. JK = 6 x , KL = 3 x , and JL = 27
2. JK = 2 x , KL = x + 2, and JL = 5 x – 10
Answer:
Step-by-step explanation:
1) JK + KL = JL
6x + 3x = 27
9x = 27
x = 27/9
x = 3
2) JL = JK + KL
5x - 10 = 2x + x + 2 {Combine like terms}
5x - 10 = 3x + 2
Add 10 to both sides
5x = 3x + 2 + 10
5x = 3x + 12
Subtract 3x from both sides
5x - 3x = 12
2x = 12
Divide both sides by 2
x = 12/2
x = 6
rewrite 10/7 as a mixed number.
Step-by-step explanation:
1 3/7 is your answer
hope it helps
Answer:
[tex]1\frac{3}{7}[/tex]
Hope this helps!
Please mark me the Brainliest!
Use the prime factorization of 36 to find all of its factors
Answer:
1, 2, 3, 4, 6, 9, 12, 18, and 36
WILL GIVE BRAINLIEST
2 1 3 5 4 Which best describes the pair of angles: Z4 and 25? O Vertical Angles O Linear Pair O Complementary Angles O Acute Angles ·
The sum of four consecutive numbers is 90 Correctly form the equation
hi <3
lets call our first unknown value 'n'
the next value would then be 'n+1'
etc
so, our equation would be:
n + n + 1 + n + 2 + n + 3 = 90
this can be simplified down to 4n + 6 = 90
hope this helps :)
[tex] \large \mathfrak{Solution : }[/tex]
Let the consecutive numbers be :
xx + 1x + 2x + 3we know,
x + x + 1 + x + 2 + x + 3 = 904x + 6 = 904x = 84 x = 21the numbers are :
x = 21x + 1 = 22x + 2 = 23x + 3 = 24Please help me with 7 8 9 10 and 11
Answer:
for number 10 it is a
Step-by-step explanation:
i don't know but i did do homework and i got number 10 right sorry.
Answer:
10 is b, 11 is false, 9 is false, 8 is points D, A, and B, 7 is CB and CA
Step-by-step explanation:
Enter the decimal 1.27 (repeating decimal)as an improper fraction in the simplest form.
Let x = 1.272727…. Then 100x = 127.272727…. So we have
100x - x = 127.272727… - 1.272727…
99x = 126
x = 126/99 = 14/11
A and Z are both between points M and N such that MZ=AN and A is between M and Z. Given: MA=5x AZ=3x-2 AN=6(2x-1) find MN
Answer:
MN = 11
Step-by-step explanation:
M___A___Z___N
MZ =MA+AZ
MZ = 5x + 3x -2 = 8x - 2
MZ = AN
8x - 2 = 6(2x-1)
8x - 2 = 12x - 6
12x - 8x = 6 -2
4x = 4
x =4/4
x =1
MA= 5x = 5(1) = 5
AZ = 3x-2 = 3(1) - 2 = 3 -2= 1
MZ = 8x -2 = 8(1)-2= 8-2=6
AN = 12x - 6 = 12(1)-6 = 12 - 6 = 6
MN = MA + AN = 5 + 6 = 11
I hope I helped you^_^
x=2 and x= 9 absolute value
Answer:
if u need to write an equation for it, it would be |2x-11| =7
HELP ME WITH THIS PROBLEM!! USE A PICTURE/DRAWING
Answer:
Your answer is above. Draw the same in answer sheet
PLEASE HELP!!! The stem-and-leaf plot shows the number of words in the classified ads in a newspaper one day.
How many ads had at least 15, but fewer than 30, words?
1/ 0 3 3 5 7 9
2/ 0 0 1 4 5
3/ 3 8 8
4/ 7
5/ 2
Key : 1/ 0 = 10
5
14
8
11
Answer:
D. 8
Step-by-step explanation:
We can see the numbers from 20 (inclusive) to 45 on the plot:
20, 20, 21, 24, 25, 33, 38, 38
In total 8 ads
Correct answer choice is: D. 8
2(x+9)=38
is x=12 viable or non-viable
Answer:
x = 10, so non-viable.
Explanation:
[tex]2(12+9)=42[/tex]
[tex]2(10+9)=38[/tex]
Which list contains ONLY irrational numbers?
Connor has 2 hours to play a game that takes hour each time. He plays the game 3 times. How many more times can Connor play the game?
Answer:
He can't.
Step-by-step explanation:
Reasoning? If he has two hours of gaming time and it takes one hour each, he'd be past-due on playing his games as an hour would've already passed! So he cannot play anymore games because well, the time has passed and he is one hour late than he is already supposed to be.
he can't my guy. like bro how
Select the correct answer.
Which expression is equivalent to 10v5?
OA. V500
OB. V105
O c. V50
OD. V15
Answer:
a) √500
Step-by-step explanation:
I hope it will help you
Answer:
v500
Step-by-step explanation:
i got it right (plato) and on edmentum
Consider a function f(x) = x2. A second function h(x) is the result of reflecting f(x) across the x-axis and translating it 3 units in the positive y-direction (upward). Write the equation of h(x).
Answer:
h(x) = - x² + 3
Step-by-step explanation:
Given f(x) reflected in the x- axis , then
h(x) = - x²
Given h(x) then h(x) + c is a vertical translation
• If c > 0 then a shift up of c units
• If c < 0 then a shift down of c units
Here h(x) is shifted 3 units up , then
h(x) = - x² + 3
Expand.
Your answer should be a polynomial in standard form.
(8 - 3a)(2a2 + 6) =
[tex](8-3a)(2a^2+6)=8\cdot2a^2+8\cdot6-3a\cdot2a^2-3a\cdot6=\\\\=16a^2+48-6a^3-18a=\boxed{-6a^3+16a^2-18a+48}[/tex]
Answer:
-6a^3 + 16a^2 - 18a + 48.
Step-by-step explanation:
(8 - 3a)(2a2 + 6) =
= 8*2a^2 + 8*6 - 3a*2a^2 - 3a*6
= -6a^3 + 16a^2 - 18a + 48.
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