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

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Solution for -3(2a-5)=7(1-2a) equation: 



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

We move all terms to the left:

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

We add all the numbers together, and all the variables

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

We multiply parentheses

-6a-(7(-2a+1))+15=0



We calculate terms in parentheses: -(7(-2a+1)), so:

7(-2a+1)

We multiply parentheses

-14a+7

Back to the equation:

-(-14a+7)



We get rid of parentheses

-6a+14a-7+15=0

We add all the numbers together, and all the variables

8a+8=0

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

8a=-8

a=-8/8

a=-1

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