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7.5=v/8-2.1
We simplify the equation to the form, which is simple to understand
7.5=v/8-2.1
Simplifying:
7.5=0.125v-2.1
We move all terms containing v to the left and all other terms to the right.
-0.125v=-2.1-7.5
We simplify left and right side of the equation.
-0.125v=-9.6
We divide both sides of the equation by -00.125 to get v.
v=76.8
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