(7x+4)=(8x-9)

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Solution for (7x+4)=(8x-9) equation: 



(7x+4)=(8x-9)

We move all terms to the left:

(7x+4)-((8x-9))=0

We get rid of parentheses

7x-((8x-9))+4=0



We calculate terms in parentheses: -((8x-9)), so:

(8x-9)

We get rid of parentheses

8x-9

Back to the equation:

-(8x-9)



We get rid of parentheses

7x-8x+9+4=0

We add all the numbers together, and all the variables

-1x+13=0

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

-x=-13

x=-13/-1

x=+13

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