201106772 201106772

01-12-2021
Mathematics

contestada

Use the elimination method to solve the system of equations. Choose the correct orderly pair.

2x+4y=16
2x-4y=0

A. (2,-4)
B. (4,-2)
C. (2,4)
D. (4,2)

Respuesta :

robertphilemon73 robertphilemon73

03-12-2021

(2x+4y=16).....1

(2x-4y=0).....2

then take equation 1 plus 2

4x=16

x=4

then take equation 2 to solve for y

2x-4y=0

(2×4)-4y=0

y=2

therefore answer is D. (4,2)

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