Which system of equations is equivalent to the system of equations shown?

x - 2y = 4

3x + y = 9

A) 4x + y = 13 and 2x + 4y = - 8

B) 4x - y = 13 and 2x + 4y = 8

C) 4x + y = 13 and 2x - 4y = - 8

D) 4x - y = 13 and 2x - 4y = 8

Question

Stacy Figueroa

17 December, 17:37

+1

Answers (2)

Know the Answer?

Stephany Mayer · Answer 1

X - 2y = 4

3x + y = 9

is equivalent to:

4x - y = 13

2x - 4y = 8

Crane · Answer 2

x+y = 4 (-2)

3x+2y = 9

-2x - 2y = - 8

3x + 2y = 9

x = 1

1+y = 9

y = 9-1

y = 8

Which system of equations is equivalent to the system of equations shown?x - 2y = 43x + y = 9A) 4x + y = 13 and 2x + 4y = - 8B) 4x - y = 13 and 2x + 4y = 8C) 4x + y = 13 and 2x - 4y = - 8D) 4x - y = 13 and 2x - 4y = 8