7(u-7)-2=-4(-2u+9)-7u

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Solution for 7(u-7)-2=-4(-2u+9)-7u equation: 



7(u-7)-2=-4(-2u+9)-7u

We move all terms to the left:

7(u-7)-2-(-4(-2u+9)-7u)=0

We multiply parentheses

7u-(-4(-2u+9)-7u)-49-2=0



We calculate terms in parentheses: -(-4(-2u+9)-7u), so:

-4(-2u+9)-7u

We add all the numbers together, and all the variables

-7u-4(-2u+9)

We multiply parentheses

-7u+8u-36

We add all the numbers together, and all the variables

u-36

Back to the equation:

-(u-36)



We add all the numbers together, and all the variables

7u-(u-36)-51=0

We get rid of parentheses

7u-u+36-51=0

We add all the numbers together, and all the variables

6u-15=0

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

6u=15

u=15/6

u=2+1/2

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