What is x 7x-21=4x-36

1 answer:

5 0

Answer:

x = -5

Step-by-step explanation:

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OleMash [197]

Answer:

4y+10=-5

4y=-5-10

4y=-15

y=-15/4

y=3.25

7 0

2 years ago

lesya692 [45]

The product of A and B is:

$\begin{bmatrix}1 & 2 \\ 3 & 4\end{bmatrix}\begin{bmatrix}-1 & 2 \\ 1 & 0\end{bmatrix}=\begin{bmatrix}1 & 2 \\ 1 & 6\end{bmatrix}$

Therefore the answer is the third choice.

7 0

10 months ago

Jlenok [28]

Answer: 38 - 45 = 7

idk how?!?!?!?

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2 years ago

BigorU [14]

D) 1/m^18

Explanation:
(m^-2/m-1m5)^3
m^-6/m^-3m^15
1/m^6 / m^15/m^3
1/m^6 / m^12
1/m^6 (1/m^12)
1/m^18

let me know if you want clarification

4 0

2 years ago

natka813 [3]

Here is all my work along with some steps. Hope it helps.

4 0

2 years ago