Question

How do you solve by substitution? X=2y+2 and 2x+3y=11

Answer 1

You plug in what you have for x into the equation

for instance in the equation 2x+3y=11 You'd plug in what's equal to X into the X part of that equation

Answer 2

\[2(2y+2)+3y=11\]

Answer 3

^^^shes right

Answer 4

2(2y+2)+3y=11
4y+4+3y=11
7y=7
y=1