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A student was solving the following problem. 81**2 -273 Step 1: (3*)*- = (3')* Step 2: 3**2 = 3 %3D %3! Step 3: 4x+ 2 = 9x Step 4: 2 = 5x Step 5: In which step was a mistake first made?

A student was solving the following problem. 81**2 -273 Step 1: (3*)*- = (3')* Step 2: 3**2 = 3 %3D %3! Step 3: 4x+ 2 = 9x Step 4: 2 = 5x Step 5: In which step was a mistake first made?

Algebra and Trigonometry (6th Edition)
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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A student was solving the following problem. 81*+2 - 27* %3D Step 1: (3*)*-2 = (3')* %3D Step 2: 3**2 - 30 4x+2 %3D Step 3: 4x+ 2 9x Step 4: 2 5x 2. Step 5: x In which step was a mistake first made?
Transcribed Image Text:A student was solving the following problem. 81*+2 - 27* %3D Step 1: (3*)*-2 = (3')* %3D Step 2: 3**2 - 30 4x+2 %3D Step 3: 4x+ 2 9x Step 4: 2 5x 2. Step 5: x In which step was a mistake first made?
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