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0.15(150) + 0.4x=0.2(150+x)
We simplify the equation to the form, which is simple to understand
0.15(150) + 0.4x=0.2(150+x)
Reorder the terms in parentheses
+(+22.5) + 0.4x=0.2*(150+x)
Remove unnecessary parentheses
+22.5 + 0.4x=0.2+*(+150+x+)
Reorder the terms in parentheses
+22.5 + 0.4x=+(+30 + 0.2x)
Remove unnecessary parentheses
+22.5 + 0.4x=+30 + 0.2x
We move all terms containing x to the left and all other terms to the right.
+ 0.4x-0.2x=+30-22.5
We simplify left and right side of the equation.
+ 0.2x=+7.5
We divide both sides of the equation by 0.2 to get x.
x=37.5
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