3(a-1.2)=a+3.4

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Solution for 3(a-1.2)=a+3.4 equation: 



3(a-1.2)=a+3.4

We move all terms to the left:

3(a-1.2)-(a+3.4)=0

We multiply parentheses

3a-(a+3.4)-3.6=0

We get rid of parentheses

3a-a-3.4-3.6=0

We add all the numbers together, and all the variables

2a-7=0

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

2a=7

a=7/2

a=3+1/2

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