12(.05)+0.3x=0.2(12+x)

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Solution for 12(.05)+0.3x=0.2(12+x) equation: 



12(.05)+0.3x=0.2(12+x)

We move all terms to the left:

12(.05)+0.3x-(0.2(12+x))=0

We add all the numbers together, and all the variables

0.3x-(0.2(x+12))+12(0.05)=0

We add all the numbers together, and all the variables

0.3x-(0.2(x+12))+0.6=0



We calculate terms in parentheses: -(0.2(x+12)), so:

0.2(x+12)

We multiply parentheses

0.2x+2.4

Back to the equation:

-(0.2x+2.4)



We get rid of parentheses

0.3x-0.2x-2.4+0.6=0

We add all the numbers together, and all the variables

0.1x-1.8=0

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

0.1x=1.8

x=1.8/0.1

x=18

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