185k views
5 votes
2x - 3y = -12
y = 9 - x
Solve by substitution

1 Answer

3 votes
2x - 3(9-x) = -12

2x-27+3x=-12

5x-27=-12

5x=15

x=3

y=9-x
y=9-3

y=6

x=3
y=6
User Vityavv
by
6.9k points