-7(-3u+1)-9u=2(u-2)-7

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Solution for -7(-3u+1)-9u=2(u-2)-7 equation: 



-7(-3u+1)-9u=2(u-2)-7

We move all terms to the left:

-7(-3u+1)-9u-(2(u-2)-7)=0

We add all the numbers together, and all the variables

-9u-7(-3u+1)-(2(u-2)-7)=0

We multiply parentheses

-9u+21u-(2(u-2)-7)-7=0



We calculate terms in parentheses: -(2(u-2)-7), so:

2(u-2)-7

We multiply parentheses

2u-4-7

We add all the numbers together, and all the variables

2u-11

Back to the equation:

-(2u-11)



We add all the numbers together, and all the variables

12u-(2u-11)-7=0

We get rid of parentheses

12u-2u+11-7=0

We add all the numbers together, and all the variables

10u+4=0

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

10u=-4

u=-4/10

u=-2/5

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