-7(-5+a)=-3(1-4a)

Solution for -7(-5+a)=-3(1-4a) equation:

-7(-5+a)=-3(1-4a)

We move all terms to the left:

-7(-5+a)-(-3(1-4a))=0

We add all the numbers together, and all the variables

-7(a-5)-(-3(-4a+1))=0

We multiply parentheses

-7a-(-3(-4a+1))+35=0


We calculate terms in parentheses: -(-3(-4a+1)), so:

-3(-4a+1)

We multiply parentheses

12a-3

Back to the equation:

-(12a-3)


We get rid of parentheses

-7a-12a+3+35=0

We add all the numbers together, and all the variables

-19a+38=0

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

-19a=-38

a=-38/-19

a=+2