Question

if x / x + 15 = 4/9 , then = ? ​

Answer 1

Answer:

x = 12

Explanation:

Given,

$\frac{x}{x+15}$ = $\frac{4}{9}$

9x = 4x + 60

5x = 60

x = 12

Hope it helps.....

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Answer 2

Answer:

x = 12

Step-by-step explanation:

x / x + 15 = 4/9

Using cross multiplication,

9x = 4x + 60

9x - 4x = 60

5x = 60

x = 60/5

∴ x = 12

Hope this helps you mate