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Chapter 2: Q. 439 (page 208)

In the following exercises, solve.

4x-1-3=0

Short Answer

Expert verified

The solution is x=-12orx=1

Step by step solution

01

Step 1. Given information 

Absolute value equation:4x-1-3=0

02

Step 2. Calculation 

We have,

4x-1-3=0

4x-1-3+3=0+3

4x-1=3

4x-1=-3 or 4x-1=3

4x-1+1=-3+1 or 4x-1+1=3+1

4x=-2 or 4x=4

4x4=-24 or 4x4=44

x=-12 orx=1

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Solve-1=12u+14u-23u
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