3x+3.3-0.7x=0.7x-3.9

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Solution for 3x+3.3-0.7x=0.7x-3.9 equation: 



3x+3.3-0.7x=0.7x-3.9

We move all terms to the left:

3x+3.3-0.7x-(0.7x-3.9)=0

We add all the numbers together, and all the variables

2.3x-(0.7x-3.9)+3.3=0

We get rid of parentheses

2.3x-0.7x+3.9+3.3=0

We add all the numbers together, and all the variables

1.6x+7.2=0

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

1.6x=-7.2

x=-7.2/1.6

x=-4+0.8/1.6

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