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7.49=0.75x+1.39x
We simplify the equation to the form, which is simple to understand
7.49=0.75x+1.39x
We move all terms containing x to the left and all other terms to the right.
-0.75x-1.39x=-7.49
We simplify left and right side of the equation.
-2.14x=-7.49
We divide both sides of the equation by -2.14 to get x.
x=3.5
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