3x+1.2=7x-1.2

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Solution for 3x+1.2=7x-1.2 equation: 



3x+1.2=7x-1.2

We move all terms to the left:

3x+1.2-(7x-1.2)=0

We get rid of parentheses

3x-7x+1.2+1.2=0

We add all the numbers together, and all the variables

-4x+2.4=0

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

-4x=-2.4

x=-2.4/-4

x=1/1.6666666666667

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