2/3(9a-21)=7a+5-2a

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Solution for 2/3(9a-21)=7a+5-2a equation: 



2/3(9a-21)=7a+5-2a

We move all terms to the left:

2/3(9a-21)-(7a+5-2a)=0



Domain of the equation: 3(9a-21)!=0

a∈R



We add all the numbers together, and all the variables

2/3(9a-21)-(5a+5)=0

We get rid of parentheses

2/3(9a-21)-5a-5=0

We multiply all the terms by the denominator


-5a*3(9a-21)-5*3(9a-21)+2=0

Wy multiply elements

-15a^2(9-15a(9+2=0

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