30=2+4(a+5)

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Solution for 30=2+4(a+5) equation:


30=2+4 (a+5)

We simplify the equation to the form, which is simple to understand 
30=2+4(a+5)

Reorder the terms in parentheses
30=2+(+4a+20)

Remove unnecessary parentheses
+30=+2+4a+20

We move all terms containing a to the left and all other terms to the right. 
-4a=+2+20-30

We simplify left and right side of the equation. 
-4a=-8

We divide both sides of the equation by -04 to get a. 
a=2

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