3 years ago

Which ordered pairs in the form (x,y) are solutions to the equation 3x-4y=21

1 answer:

6 0

Plug in all of the choices in the place of the variable and see which one's are correct..

A. 3(-3) - 4(3) = 21
B. 3(-3) - 4(-6) = 15
C. 3(7) - 4(0) = 21
D. 3(11) - 4(3) = 21

Your answers are A, C, and D.

Good luck =)

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