I need help figuring out this problem by using the substitution method.
I need help figuring out this problem by using the substitution method.
x + 2y = 6
3x - 2y = 2
..................add
4x = 8
x = 8/4
x =2
replace x =2 into x + 2y = 6
2 + 2y = 6
2y = 6 - 2
2y = 4
y = 4/2
y = 2
answer: x = 2 and y = 2