28=4(2a+3)

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Solution for 28=4(2a+3) equation: 



28=4(2a+3)

We move all terms to the left:

28-(4(2a+3))=0



We calculate terms in parentheses: -(4(2a+3)), so:

4(2a+3)

We multiply parentheses

8a+12

Back to the equation:

-(8a+12)



We get rid of parentheses

-8a-12+28=0

We add all the numbers together, and all the variables

-8a+16=0

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

-8a=-16

a=-16/-8

a=+2

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