-15=-4(u-2)-15

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Solution for -15=-4(u-2)-15 equation: 



-15=-4(u-2)-15

We move all terms to the left:

-15-(-4(u-2)-15)=0



We calculate terms in parentheses: -(-4(u-2)-15), so:

-4(u-2)-15

We multiply parentheses

-4u+8-15

We add all the numbers together, and all the variables

-4u-7

Back to the equation:

-(-4u-7)



We get rid of parentheses

4u+7-15=0

We add all the numbers together, and all the variables

4u-8=0

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

4u=8

u=8/4

u=2

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