Question

Identify a solution to this system of equations:

-4x+3y=23
(x - y = -7
A. (-5,2)
B.(-2,5)
C. (-3,4)
D. (4,-3)​

Answer 1

-4y+3y = -28+23

-y = -5

y = 5

thus x =-2

that is why b is right option