Question

For the following system, if you isolated x in the first equation to use the Substitution Method, what expression would you substitute into the second equation?
-x - 2y = -4
3x + y = 12

 -2y - 4 
2y - 4 
2y + 4 
-2y + 4

Answer 1

1. Add 2y to both sides
2. Multiply both sides by -1

Answer 2

@JA1

Answer 3

I did that but I gotba weird answer

Answer 4

What weird answer did you get?

Answer 5

I got -3 y-4

Answer 6

How did you get 3y? There is only 2y in that equation?

Answer 7

I added 1

Answer 8

oh system of equations? No thanks I'll pass I hate these <_<