9x+4=3(5x+7)

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Solution for 9x+4=3(5x+7) equation: 



9x+4=3(5x+7)

We move all terms to the left:

9x+4-(3(5x+7))=0



We calculate terms in parentheses: -(3(5x+7)), so:

3(5x+7)

We multiply parentheses

15x+21

Back to the equation:

-(15x+21)



We get rid of parentheses

9x-15x-21+4=0

We add all the numbers together, and all the variables

-6x-17=0

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

-6x=17

x=17/-6

x=-2+5/6

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