Solve the proportion. $$\frac { 7 } { 5 } = \frac { x } { 2 }$$
A) $x = \frac { 14 } { 5 }$
B) $x = \frac { 35 } { 2 }$
C) $x = \frac { 12 } { 5 }$
D) $x = \frac { 5 } { 14 }$
E) $x = \frac { 10 } { 7 }$

Question

Quizplus · Accepted Answer

To solve the proportion, we can use cross multiplication. 
$$\frac{7}{5} = \frac{x}{2}$$
$$7 \cdot 2 = 5x$$
$$14 = 5x$$
$$x = \frac{14}{5}$$
Therefore the answer is A.

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