2x - 3(3-x) = 21
Solve for x, then y.
im really confused about this question:
2x-3y=21 y=3-x
using substitution method. please help
3 answers
2x+y=3
x+2y=0
x+2y=0
X=2 Y=-1
(2,-1)
(2,-1)
0 answers