Question

Solve the system by substitution.
{2x+y= -11}
{3x-4y=11}

Answer 1

Multiply the first equation by 4

Answer 2

We get
8x+4y = -44

Answer 3

Add both equations

Answer 4

We get
11x=-33
x=-3

Answer 5

Substitute c= -3 in the first equation
2(-3)+y=-11
-6+y=-11
y=-11+6
y=-5

Answer 6

U got it?

Answer 7

Yes thank you!

Answer 8

Welcome

Answer 9

Medal?