-3(-5u+5)-u=5(u-1)-7

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Solution for -3(-5u+5)-u=5(u-1)-7 equation: 



-3(-5u+5)-u=5(u-1)-7

We move all terms to the left:

-3(-5u+5)-u-(5(u-1)-7)=0

We add all the numbers together, and all the variables

-1u-3(-5u+5)-(5(u-1)-7)=0

We multiply parentheses

-1u+15u-(5(u-1)-7)-15=0



We calculate terms in parentheses: -(5(u-1)-7), so:

5(u-1)-7

We multiply parentheses

5u-5-7

We add all the numbers together, and all the variables

5u-12

Back to the equation:

-(5u-12)



We add all the numbers together, and all the variables

14u-(5u-12)-15=0

We get rid of parentheses

14u-5u+12-15=0

We add all the numbers together, and all the variables

9u-3=0

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

9u=3

u=3/9

u=1/3

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