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Solve the equation. Check for extraneous solutions. 9∣9-8x∣ = 2x+3
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Solve the equation. Check for extraneous solutions.

9∣9-8x∣ = 2x+3

User Alpesh Patil
by
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1 Answer

4 votes
81-72x=2x+3
81-3=2x+72x
78=74x
x=74/78
x=37/39 or 0.948...

To Check for extraneous solutions, you have to plug in the answers to the original equation. If it doesn’t work then it is extraneous and it is no solution

User Complez
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7.7k points
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