Question

Como resolver:

6x+y=5
-3x+2y=5

Answer 1

6x+y=5
y=5-6x

-3x+2y=5
-3x+2(5-6x)=5
-3x+10-12x=5
-15x=5-10
-15x=-5
x=-5/-15
x=1/3

y=5-6*1/3
y=5-2
y=3