0.7+0.4(20)=0.5(x+20)

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Solution for 0.7+0.4(20)=0.5(x+20) equation: 



0.7+0.4(20)=0.5(x+20)

We move all terms to the left:

0.7+0.4(20)-(0.5(x+20))=0

We add all the numbers together, and all the variables

-(0.5(x+20))+1.12=0



We calculate terms in parentheses: -(0.5(x+20)), so:

0.5(x+20)

We multiply parentheses

0.5x+10

Back to the equation:

-(0.5x+10)



We get rid of parentheses

-0.5x-10+1.12=0

We add all the numbers together, and all the variables

-0.5x-8.88=0

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

-0.5x=8.88

x=8.88/-0.5

x=-17+0.38/0.5

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