15-2n-5n=-7n+5n

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Solution for 15-2n-5n=-7n+5n equation: 



15-2n-5n=-7n+5n

We move all terms to the left:

15-2n-5n-(-7n+5n)=0

We add all the numbers together, and all the variables

-2n-5n-(-2n)+15=0

We add all the numbers together, and all the variables

-7n-(-2n)+15=0

We get rid of parentheses

-7n+2n+15=0

We add all the numbers together, and all the variables

-5n+15=0

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

-5n=-15

n=-15/-5

n=+3

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