Question

Please answer only with photo
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Answer 1

Answer:

$7 \frac{1}{2}$

Step-by-step explanation:

given that a= 3 and b= 10

A/C

$a = \frac{b}{c - b } \\ 3 = \frac{b}{ 10- b} \\ 30 - 3b = b \\ 30 = 4b \\ b= 7 \frac{1}{2}$

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