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
4 answers
I would say either A or C depending on if you add or subtract the resulting equations. If your text adds, then C
I am going with A!
it said " .... creates opposite coefficients to eliminate the y"
so clearly C
so clearly C
It’s C
3 answers