7-4a=2(3-5a)

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Solution for 7-4a=2(3-5a) equation: 



7-4a=2(3-5a)

We move all terms to the left:

7-4a-(2(3-5a))=0

We add all the numbers together, and all the variables

-4a-(2(-5a+3))+7=0



We calculate terms in parentheses: -(2(-5a+3)), so:

2(-5a+3)

We multiply parentheses

-10a+6

Back to the equation:

-(-10a+6)



We get rid of parentheses

-4a+10a-6+7=0

We add all the numbers together, and all the variables

6a+1=0

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

6a=-1

a=-1/6

a=-1/6

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