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Chapter 2: Q. 587 (page 295)

In the following exercises, classify each equation as a conditional equation, an identity, or a contradiction and then state the solution .

21c鈭�1鈭�19c+1=2c鈭�20

Short Answer

Expert verified

Thesolutioncannotbedeterminedsincebothsideshavesimiliarvariable.

Step by step solution

01

Step 1. Given information

The given equation is 21c鈭�1鈭�19c+1=2c鈭�20

We have to sovle the given equation.

02

Step 2. Explanation

Solve:21c鈭�1鈭�19c+1=2c鈭�20鈬�21脳c鈭�21脳1鈭�19脳c鈭�19脳1=2脳c鈭�2脳20(Distribute)鈬�21c鈭�21鈭�19c鈭�19=2c鈭�40(simplify)鈬�2c鈭�21鈭�19=2c鈭�40Thesolutioncannotbedeterminedsincebothsideshavesimiliarvariable.

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