-4(5n+2)-7=145

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Solution for -4(5n+2)-7=145 equation: 



-4(5n+2)-7=145

We move all terms to the left:

-4(5n+2)-7-(145)=0

We add all the numbers together, and all the variables

-4(5n+2)-152=0

We multiply parentheses

-20n-8-152=0

We add all the numbers together, and all the variables

-20n-160=0

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

-20n=160

n=160/-20

n=-8

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