Question

If (x+7) :(3x+4) is the triplicate ratio of 3:4.Value of x​

Answer 1

Answer:

Step-by-step explanation:

$\frac{x+7}{3x+4} = \frac{3}{4}$

Cross multiply

 4(x+7) = 3(3x+4)

4x + 28 = 9x + 12

9x - 4x = 28 - 12

5x = 16

x = 16 / 5