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A system of two equations is shown below. What will you need to multiply the
top equation by in order to solve this system using the elimination method?
x + y = 4
3x+4y=14
A. 3
OB. 4
C. -2
D. -3

Respuesta :

You would use -3 so the top equation would be
-3x-3y=-12
3x+4y=14

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