7-4u=8+5(10-9u)

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Solution for 7-4u=8+5(10-9u) equation: 



7-4u=8+5(10-9u)

We move all terms to the left:

7-4u-(8+5(10-9u))=0

We add all the numbers together, and all the variables

-4u-(8+5(-9u+10))+7=0



We calculate terms in parentheses: -(8+5(-9u+10)), so:

8+5(-9u+10)

determiningTheFunctionDomain
5(-9u+10)+8

We multiply parentheses

-45u+50+8

We add all the numbers together, and all the variables

-45u+58

Back to the equation:

-(-45u+58)



We get rid of parentheses

-4u+45u-58+7=0

We add all the numbers together, and all the variables

41u-51=0

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

41u=51

u=51/41

u=1+10/41

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