-87.96=(8.4x-30)+5.4x

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Solution for -87.96=(8.4x-30)+5.4x equation: 



-87.96=(8.4x-30)+5.4x

We move all terms to the left:

-87.96-((8.4x-30)+5.4x)=0



We calculate terms in parentheses: -((8.4x-30)+5.4x), so:

(8.4x-30)+5.4x

We add all the numbers together, and all the variables

5.4x+(8.4x-30)

We get rid of parentheses

5.4x+8.4x-30

We add all the numbers together, and all the variables

13.8x-30

Back to the equation:

-(13.8x-30)



We get rid of parentheses

-13.8x+30-87.96=0

We add all the numbers together, and all the variables

-13.8x-57.96=0

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

-13.8x=57.96

x=57.96/-13.8

x=-4+2.76/13.8

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