3(5-a)=7a-2

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



3(5-a)=7a-2

We move all terms to the left:

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

We add all the numbers together, and all the variables

3(-1a+5)-(7a-2)=0

We multiply parentheses

-3a-(7a-2)+15=0

We get rid of parentheses

-3a-7a+2+15=0

We add all the numbers together, and all the variables

-10a+17=0

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

-10a=-17

a=-17/-10

a=1+7/10

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