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7(x*2)=21
We simplify the equation to the form, which is simple to understand
7(x*2)=21
Simplifying:
7*(+2x)=21
Reorder the terms in parentheses
+(+14x)=21
Remove unnecessary parentheses
+14x=+21
We move all terms containing x to the left and all other terms to the right.
+14x=+21
We simplify left and right side of the equation.
+14x=+21
We divide both sides of the equation by 14 to get x.
x=1.5
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