Which ordered pair is the solution to the system of equations?

-3x+4y=-20

x+4y=-4

A.

(8, 1)

B.

(-12, 2)

C.

(-4, - 8)

D.

(4, - 2)

Question

Lillian Harding

14 August, 14:07

+3

Answers (1)

Know the Answer?

Darion Becker · Answer 1

X+4y=-4

x=-4-4y

-3 (-4-4y) + 4y=-20

12+12y+4y=-20

16y=-20-12

y=-32/16

y=-2

x=-4-4 (-2)

x=-4+8

x=4

D. (4,2)

Which ordered pair is the solution to the system of equations?-3x+4y=-20x+4y=-4A.(8, 1)B.(-12, 2)C.(-4, - 8)D.(4, - 2)