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28-r=5r
We simplify the equation to the form, which is simple to understand
28-r=5r
We move all terms containing r to the left and all other terms to the right.
-1r-5r=-28
We simplify left and right side of the equation.
-6r=-28
We divide both sides of the equation by -6 to get r.
r=4.66666666667
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