3(2a-1)=42

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Solution for 3(2a-1)=42 equation:


3(2a-1)=42

We simplify the equation to the form, which is simple to understand 
3(2a-1)=42

Reorder the terms in parentheses
+(+6a-3)=42

Remove unnecessary parentheses
+6a-3=+42

We move all terms containing a to the left and all other terms to the right. 
+6a=+42+3

We simplify left and right side of the equation. 
+6a=+45

We divide both sides of the equation by 6 to get a. 
a=7.5

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