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19=7-6v+4v
We simplify the equation to the form, which is simple to understand
19=7-6v+4v
We move all terms containing v to the left and all other terms to the right.
+6v-4v=+7-19
We simplify left and right side of the equation.
+2v=-12
We divide both sides of the equation by 2 to get v.
v=-6
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