Question

Solving this problem using elimination x+5y=8
-x +2y= -1

Answer 1

@mathmale

Answer 2

You can solve this equation like an addition problem. Solving vertically, eliminating the x's first (one is positive and one is negative so they cancel out)
x+5y=8
-x+2y=-1
-------------
7y=7
Simplify:
y=1
Now, you can just substitute 1 for y:
x+5=8
x=3

Answer 3

thanks