0.42(6)+0.07x=0.21(18+x)

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Solution for 0.42(6)+0.07x=0.21(18+x) equation: 



0.42(6)+0.07x=0.21(18+x)

We move all terms to the left:

0.42(6)+0.07x-(0.21(18+x))=0

We add all the numbers together, and all the variables

0.07x-(0.21(x+18))+0.426=0



We calculate terms in parentheses: -(0.21(x+18)), so:

0.21(x+18)

We multiply parentheses

0.21x+3.78

Back to the equation:

-(0.21x+3.78)



We get rid of parentheses

0.07x-0.21x-3.78+0.426=0

We add all the numbers together, and all the variables

-0.14x-3.354=0

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

-0.14x=3.354

x=3.354/-0.14

x=-23+0.134/0.14

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