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Chapter 7: Q. 258 (page 714)

Solve Proportion:bb-16=119

Short Answer

Expert verified

Value of bis 88.

Step by step solution

01

Step 1. Given Information 

A proportion is given:bb-16=119

02

Step 2. Required to find 

Solve the proportion and find value ofb.

03

Step 3. Finding the value of b

Cross multiply and rearrange the proportion to keep only bon the left hand side and simplify the remaining fraction on the right hand side.

9b=11b-16脳11

16脳11=11b-9b

16脳11=2b

2b=16脳11

b=16脳112

b=8脳11

b=88

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Simplify the complex rational expression by writing it as a division:

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