Answer
(12, 4)
Work Step by Step
Multiply the first equation by 3
-12x + 36y = 0
Add to the second equation
-12x + 36y = 0
12x + 4y = 160
40y = 160
y = 4
Plug y = 4 into 12x + 4y = 160
12x + 4(4) = 160
12x = 144
x = 12
Solution is (12, 4)