x(3)=7(9)

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Solution for x(3)=7(9) equation:


x(3)=7(9)

We simplify the equation to the form, which is simple to understand 
x(3)=7(9)

Reorder the terms in parentheses
+(+3x)=7*(9)

Remove unnecessary parentheses
+3x=+7+*(+9+)

Reorder the terms in parentheses
+3x=+(+63)

Remove unnecessary parentheses
+3x=+63

We move all terms containing x to the left and all other terms to the right. 
+3x=+63

We simplify left and right side of the equation. 
+3x=+63

We divide both sides of the equation by 3 to get x. 
x=21

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