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21=-3/2(x-2)
We simplify the equation to the form, which is simple to understand
21=-3/2(x-2)
Simplifying:
21=-1.5*(x-2)
Reorder the terms in parentheses
21=+(-1.5x+3)
Remove unnecessary parentheses
+21=-1.5x+3
We move all terms containing x to the left and all other terms to the right.
+1.5x=+3-21
We simplify left and right side of the equation.
+1.5x=-18
We divide both sides of the equation by 01.5 to get x.
x=-12
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