.3x-20=130

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Solution for .3x-20=130 equation: 



.3x-20=130

We move all terms to the left:

.3x-20-(130)=0

We add all the numbers together, and all the variables

.3x-150=0

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

.3x=150

x=150/.3

x=500

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