Find X when y=5 in the literal equation 4x+7y=51

1 answer:

3 0

4x+7y=51

Plug in y=5::
4x+7(5)=51

Simplify:
4x+35=51


4x+35-35=51-35

4x=16 (÷4)

x=4

Done :)


 I hope that helps!

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