Asked by pete kardashian

In order to solve the following system of equations by elimination, which process creates opposite coefficients to eliminate the y variable?


2x + y = 5
x + 4y = −7


A. Multiply the first equation by 4*******

B. Multiply the second equation by 2

C. Multiply the first equation by -4

D. Multiply the second equation by -2

A??? IDK PLZ HELPP
Answered by Anonymous
I would say either A or C depending on if you add or subtract the resulting equations. If your text adds, then C
Answered by pete kardashian
I am going with A!
Answered by mathhelper
it said " .... creates <b>opposite</b> coefficients to eliminate the y"
so clearly C
Answered by Anonymous
It’s C