Question

Someone help i need this solved by elimination

x+2y=-14
x-y=13
please show explanation
for 15 points

Answer 1

y = -9

x = 4

Explanation:

minus the second one by the first one

3y = -27

y = -9

Substitute y into one of the equations

x - - 9 = 13

x + 9 = 13

x = 4