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20x*4=500
We simplify the equation to the form, which is simple to understand
20x*4=500
Simplifying:
+80x=500
We move all terms containing x to the left and all other terms to the right.
+80x=+500
We simplify left and right side of the equation.
+80x=+500
We divide both sides of the equation by 80 to get x.
x=6.25
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