7-7n+5n=47-72

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Solution for 7-7n+5n=47-72 equation: 



7-7n+5n=47-72

We move all terms to the left:

7-7n+5n-(47-72)=0

We add all the numbers together, and all the variables

-7n+5n+7-(-25)=0

We add all the numbers together, and all the variables

-2n+32=0

We move all terms containing n to the left, all other terms to the right

-2n=-32

n=-32/-2

n=+16

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