Question

Hi, I have 5 questions that I need help with.
1. For the following system of equations, what is the x-value of the solution?
-x+2y=6
6y=x+18

(Choices)
-18
0
-6
3

Answer 1

-x + 2y = 6------(1)
-x + 6y =18 -----(2)
multiply (1) * 3 and subtract (1) from (2)

Answer 2

I'm still lost...

Answer 3

multiply (1) both side with 3
what do u get

Answer 4

This is my worst subject...

Answer 5

3(-x +2y) = 3 * 6
can u do it now

Answer 6

No

Answer 7

i will give u example
2(x+ 3) = 2* 4
2*x + 2*3 = 8
do it like this