4(a+5)=2(a-12)

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Solution for 4(a+5)=2(a-12) equation: 



4(a+5)=2(a-12)

We move all terms to the left:

4(a+5)-(2(a-12))=0

We multiply parentheses

4a-(2(a-12))+20=0



We calculate terms in parentheses: -(2(a-12)), so:

2(a-12)

We multiply parentheses

2a-24

Back to the equation:

-(2a-24)



We get rid of parentheses

4a-2a+24+20=0

We add all the numbers together, and all the variables

2a+44=0

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

2a=-44

a=-44/2

a=-22

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