7(u+7)-10u=5(3-4u)

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Solution for 7(u+7)-10u=5(3-4u) equation: 



7(u+7)-10u=5(3-4u)

We move all terms to the left:

7(u+7)-10u-(5(3-4u))=0

We add all the numbers together, and all the variables

7(u+7)-10u-(5(-4u+3))=0

We add all the numbers together, and all the variables

-10u+7(u+7)-(5(-4u+3))=0

We multiply parentheses

-10u+7u-(5(-4u+3))+49=0



We calculate terms in parentheses: -(5(-4u+3)), so:

5(-4u+3)

We multiply parentheses

-20u+15

Back to the equation:

-(-20u+15)



We add all the numbers together, and all the variables

-3u-(-20u+15)+49=0

We get rid of parentheses

-3u+20u-15+49=0

We add all the numbers together, and all the variables

17u+34=0

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

17u=-34

u=-34/17

u=-2

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