0.8x+4=1.2x-8

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Solution for 0.8x+4=1.2x-8 equation: 



0.8x+4=1.2x-8

We move all terms to the left:

0.8x+4-(1.2x-8)=0

We get rid of parentheses

0.8x-1.2x+8+4=0

We add all the numbers together, and all the variables

-0.4x+12=0

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

-0.4x=-12

x=-12/-0.4

x=+30

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