0.3x+0.1(x-4)=8

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Solution for 0.3x+0.1(x-4)=8 equation: 



0.3x+0.1(x-4)=8

We move all terms to the left:

0.3x+0.1(x-4)-(8)=0

We multiply parentheses

0.3x+0.1x-0.4-8=0

We add all the numbers together, and all the variables

0.4x-8.4=0

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

0.4x=8.4

x=8.4/0.4

x=21

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