7(u-2)-9=-2(-9u+7)-5u

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Solution for 7(u-2)-9=-2(-9u+7)-5u equation: 



7(u-2)-9=-2(-9u+7)-5u

We move all terms to the left:

7(u-2)-9-(-2(-9u+7)-5u)=0

We multiply parentheses

7u-(-2(-9u+7)-5u)-14-9=0



We calculate terms in parentheses: -(-2(-9u+7)-5u), so:

-2(-9u+7)-5u

We add all the numbers together, and all the variables

-5u-2(-9u+7)

We multiply parentheses

-5u+18u-14

We add all the numbers together, and all the variables

13u-14

Back to the equation:

-(13u-14)



We add all the numbers together, and all the variables

7u-(13u-14)-23=0

We get rid of parentheses

7u-13u+14-23=0

We add all the numbers together, and all the variables

-6u-9=0

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

-6u=9

u=9/-6

u=-1+1/2

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