3(a+5)=2(2a+9)

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Solution for 3(a+5)=2(2a+9) equation: 



3(a+5)=2(2a+9)

We move all terms to the left:

3(a+5)-(2(2a+9))=0

We multiply parentheses

3a-(2(2a+9))+15=0



We calculate terms in parentheses: -(2(2a+9)), so:

2(2a+9)

We multiply parentheses

4a+18

Back to the equation:

-(4a+18)



We get rid of parentheses

3a-4a-18+15=0

We add all the numbers together, and all the variables

-1a-3=0

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

-a=3

a=3/-1

a=-3

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