0.2(100+x)=30+.10x

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Solution for 0.2(100+x)=30+.10x equation: 



0.2(100+x)=30+.10x

We move all terms to the left:

0.2(100+x)-(30+.10x)=0

We add all the numbers together, and all the variables

0.2(x+100)-(.10x+30)=0

We multiply parentheses

0.2x-(.10x+30)+20=0

We get rid of parentheses

0.2x-.10x-30+20=0

We add all the numbers together, and all the variables

0.1x-10=0

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

0.1x=10

x=10/0.1

x=100

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