Question

Solve using elimination 2x-y=-22 and -7x+y=67
(9,4)
(-9,-4)
(-4,9)
(-9,4)

Answer 1

Answer: (-9,4)

Explanation:

2x-y=-22

-7x+y=67

-5x=45

x=-9

2(-9)-y=-22

-18-y=-22

-y=-4

y=4