-4.3+3.4(3+7a)=9.8+19.9a

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Solution for -4.3+3.4(3+7a)=9.8+19.9a equation:


-4.3+3.4(3+7a)=9.8+19.9a

We simplify the equation to the form, which is simple to understand 
-4.3+3.4(3+7a)=9.8+19.9a

Reorder the terms in parentheses
-4.3+(+10.2+23.8a)=9.8+19.9a

Remove unnecessary parentheses
-4.3+10.2+23.8a=+9.8+19.9a

We move all terms containing a to the left and all other terms to the right. 
+23.8a-19.9a=+9.8+4.3-10.2

We simplify left and right side of the equation. 
+3.9a=+3.9

We divide both sides of the equation by 3.9 to get a. 
a=1

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