0.2(3-3x)+0.2x=4.2

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Solution for 0.2(3-3x)+0.2x=4.2 equation: 



0.2(3-3x)+0.2x=4.2

We move all terms to the left:

0.2(3-3x)+0.2x-(4.2)=0

We add all the numbers together, and all the variables

0.2(-3x+3)+0.2x-(4.2)=0

We add all the numbers together, and all the variables

0.2x+0.2(-3x+3)-4.2=0

We multiply parentheses

0.2x-0.6x+0.6-4.2=0

We add all the numbers together, and all the variables

-0.4x-3.6=0

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

-0.4x=3.6

x=3.6/-0.4

x=-9

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