ax + b = c: Error Analysis & Misconceptions
Mathematics
Grade 7
11 questions
~22 mins
1 views0 downloads
About This Worksheet
A worksheet focusing on solving and understanding ax + b = c, highlighting common errors and misconceptions for Grade 7 students.
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ax + b = c: Error Analysis & Misconceptions
Subject: MathematicsGrade: Grade 7
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Untitled Worksheet
Grade Grade 7
A
Practice Questions
Answer all questions. Show your working in the grid spaces provided.
1.
Solve for x: 3x + 4 = 16.
[2 marks]2.
Solve for x: 5x - 3 = 12.
[2 marks]3.
Calculate x: 2x + 7 = 15.
[2 marks]4.
Identify the mistake: Solve 4x + 5 = 21 by subtracting 5 and then dividing by 4. Student's solution: x = (21 - 5) / 4 = 4. Student's answer: 4.
[3 marks]5.
Solve for x: 7x + 2 = 16.
[2 marks]6.
Solve: 2x - 3 = 11.
[2 marks]7.
Construct a problem where the equation is 4x + 3 = 19. Write the problem in words and solve for x.
[3 marks]8.
Solve for x: 6x + 8 = 26.
[2 marks]9.
A student incorrectly solves 5x + 2 = 12 by doing x = (12 + 2) / 5. Identify and correct the mistake.
[3 marks]10.
Solve for x: 8x - 4 = 12.
[2 marks]11.
Express the solution process for solving: 3x + 5 = 20.
[3 marks]Quick Actions
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Details
- Created
- 1/1/2026
- Updated
- 1/1/2026
- Type
- worksheet