Each step in a procedure to solve this equation is shown. Equation: 5x − 7 = 3(x+1)5x - 7 = 3x+1 Step 1: 5x − 7 = 3x + 35x - 7 = 3x + 3 Step 2: 2x − 7 = 32x - 7 = 3 Step 3: 2x = −42x = -4 Step 4: x = −2x = -2 In which step is the first error made
Each step in a procedure to solve this equation is shown. Equation: 5x − 7 = 3(x+1)5x - 7 = 3x+1 Step 1: 5x − 7 = 3x + 35x - 7 = 3x + 3 Step 2: 2x − 7 = 32x - 7 = 3 Step 3: 2x = −42x = -4 Step 4: x = −2x = -2 In which step is the first error made
Algebra and Trigonometry (MindTap Course List)
4th Edition
ISBN:9781305071742
Author:James Stewart, Lothar Redlin, Saleem Watson
Publisher:James Stewart, Lothar Redlin, Saleem Watson
ChapterP: Prerequisites
SectionP.8: Solving Basic Equations
Problem 1E
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Each step in a procedure to solve this equation is shown.
Equation: 5x − 7 = 3(x+1)5x - 7 = 3x+1
Step 1: 5x − 7 = 3x + 35x - 7 = 3x + 3
Step 2: 2x − 7 = 32x - 7 = 3
Step 3: 2x = −42x = -4
Step 4: x = −2x = -2
In which step is the first error made?
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