7n+8=5n-8=-2n+12=

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Solution for 7n+8=5n-8=-2n+12= equation: 



7n+8=5n-8=-2n+12=

We move all terms to the left:

7n+8-(5n-8)=0

We get rid of parentheses

7n-5n+8+8=0

We add all the numbers together, and all the variables

2n+16=0

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

2n=-16

n=-16/2

n=-8

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