Question

For which system of equations is (5, 3) the solution?

A.
3x – 2y = 9
3x + 2y = 14

B.
x – y = –2
4x – 3y = 11

C.
–2x – y = –13
x + 2y = –11

D.
2x – y = 7
2x + 7y = 31

Answer 1

d

Explanation:

Answer 2

D

Explanation:

by direct substitution method,

2(5)-3=7

2*5+7*5=31