1.28x-3.6=4.2-0.8x

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Solution for 1.28x-3.6=4.2-0.8x equation: 



1.28x-3.6=4.2-0.8x

We move all terms to the left:

1.28x-3.6-(4.2-0.8x)=0

We add all the numbers together, and all the variables

1.28x-(-0.8x+4.2)-3.6=0

We get rid of parentheses

1.28x+0.8x-4.2-3.6=0

We add all the numbers together, and all the variables

2.08x-7.8=0

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

2.08x=7.8

x=7.8/2.08

x=3+1/1.3333333333333

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