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Chapter 5: Q. 82 (page 284)

If 2x=3, what does4-xequal?

Short Answer

Expert verified

The vale of4-xis19

Step by step solution

01

Step 1. Given Information 

Given :

2x=3

We have to find4-x.

02

Step 2. Write expression to be found in terms of given expression. 

4-x=(22)-x=2-2x=(2x)-2

03

Step 3. Put the given value in the expression and solve. 

(2x)-2=(3)-2=132=19

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