Solved

Solve the Proportion $\frac { r - 2 } { 5 } = \frac { r } { 7 }$

Question 235

Multiple Choice

Solve the proportion. $\frac { r - 2 } { 5 } = \frac { r } { 7 }$

A) r=7
B) r=10
C) r=11
D) r=12
E) no solution

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