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# Find the Value of X, If: (3x – 7): (4x + 3) is the Sub-triplicate Ratio of 8: 27. - Mathematics

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#### Question

Find the value of x, if: (3x – 7): (4x + 3) is the sub-triplicate ratio of 8: 27.

#### Solution

(3x - 7) : (4x + 3) is the sub-triplicate ratio of 8 : 27

Sub-triplicate ratio of 8 : 27 = 2 : 3

(3x - 7)/(4x + 3) = 2/3

9x - 21 = 8x + 6

9x - 8x = 6 + 21

x = 27

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#### APPEARS IN

Selina Solution for Concise Mathematics for Class 10 ICSE (2020 (Latest))
Chapter 7: Ratio and Proportion (Including Properties and Uses)
Exercise 7(D) | Q: 5.3 | Page no. 102

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Solution Find the Value of X, If: (3x – 7): (4x + 3) is the Sub-triplicate Ratio of 8: 27. Concept: Ratios.
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