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.80x+7=47
We simplify the equation to the form, which is simple to understand
.80x+7=47
We move all terms containing x to the left and all other terms to the right.
+ 0.8x=+47-7
We simplify left and right side of the equation.
+ 0.8x=+40
We divide both sides of the equation by 0.8 to get x.
x=50
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