.3(20)+0.15x=0.1(20)+0.2x

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Solution for .3(20)+0.15x=0.1(20)+0.2x equation: 



.3(20)+0.15x=0.1(20)+0.2x

We move all terms to the left:

.3(20)+0.15x-(0.1(20)+0.2x)=0

We add all the numbers together, and all the variables

0.15x-(0.2x+0.12)+.320=0

We add all the numbers together, and all the variables

0.15x-(0.2x+0.12)+0.32=0

We get rid of parentheses

0.15x-0.2x-0.12+0.32=0

We add all the numbers together, and all the variables

-0.05x+0.2=0

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

-0.05x=-0.2

x=-0.2/-0.05

x=+4

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