How to solve by elimination2x-y=32 and y -5x=13

Question

asked Apr 16, 2016 216k views

1 Answer

Reilly Wood · Answer 1 · 2016-04-23T05:48:08+0000

{2x-y=32

{y-5x=13 (+)

(2x-y)+(y-5x)=32+13

2x-y+y-5x=45

-3x=45 /:(-3)

x=-15

2x-y=32

2*(-15)-y=32

-30-y=32

-y=62

y=-62

The answer: (-15; -62)