3(1.5a-6.2)+0.5a=2(a-0.3)

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Solution for 3(1.5a-6.2)+0.5a=2(a-0.3) equation: 



3(1.5a-6.2)+0.5a=2(a-0.3)

We move all terms to the left:

3(1.5a-6.2)+0.5a-(2(a-0.3))=0

We add all the numbers together, and all the variables

0.5a+3(1.5a-6.2)-(2(a-0.3))=0

We multiply parentheses

0.5a+3a-(2(a-0.3))-18.6=0



We calculate terms in parentheses: -(2(a-0.3)), so:

2(a-0.3)

We multiply parentheses

2a-0.6

Back to the equation:

-(2a-0.6)



We add all the numbers together, and all the variables

3.5a-(2a-0.6)-18.6=0

We get rid of parentheses

3.5a-2a+0.6-18.6=0

We add all the numbers together, and all the variables

1.5a-18=0

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

1.5a=18

a=18/1.5

a=12

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