(7a-30)=(4a)

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Solution for (7a-30)=(4a) equation: 



(7a-30)=(4a)

We move all terms to the left:

(7a-30)-((4a))=0

determiningTheFunctionDomain
(7a-30)-4a=0

We add all the numbers together, and all the variables

-4a+(7a-30)=0

We get rid of parentheses

-4a+7a-30=0

We add all the numbers together, and all the variables

3a-30=0

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

3a=30

a=30/3

a=10

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