-9(a-2)=4(a-15)

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Solution for -9(a-2)=4(a-15) equation: 



-9(a-2)=4(a-15)

We move all terms to the left:

-9(a-2)-(4(a-15))=0

We multiply parentheses

-9a-(4(a-15))+18=0



We calculate terms in parentheses: -(4(a-15)), so:

4(a-15)

We multiply parentheses

4a-60

Back to the equation:

-(4a-60)



We get rid of parentheses

-9a-4a+60+18=0

We add all the numbers together, and all the variables

-13a+78=0

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

-13a=-78

a=-78/-13

a=+6

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