Solve for r
r = \frac{15}{8} = 1\frac{7}{8} = 1.875
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-8r=-24+9
Add 9 to both sides.
-8r=-15
Add -24 and 9 to get -15.
r=\frac{-15}{-8}
Divide both sides by -8.
r=\frac{15}{8}
Fraction \frac{-15}{-8} can be simplified to \frac{15}{8} by removing the negative sign from both the numerator and the denominator.
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