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

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



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

We move all terms to the left:

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

We multiply parentheses

6a-(4(a+5))-12=0



We calculate terms in parentheses: -(4(a+5)), so:

4(a+5)

We multiply parentheses

4a+20

Back to the equation:

-(4a+20)



We get rid of parentheses

6a-4a-20-12=0

We add all the numbers together, and all the variables

2a-32=0

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

2a=32

a=32/2

a=16

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