100=5(9x-7)

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Solution for 100=5(9x-7) equation: 



100=5(9x-7)

We move all terms to the left:

100-(5(9x-7))=0



We calculate terms in parentheses: -(5(9x-7)), so:

5(9x-7)

We multiply parentheses

45x-35

Back to the equation:

-(45x-35)



We get rid of parentheses

-45x+35+100=0

We add all the numbers together, and all the variables

-45x+135=0

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

-45x=-135

x=-135/-45

x=+3

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