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1. Select a problem you got wrong:
If 3x + 5 = 20, what is the value of x?
Correct answer: 5
A line passes through points (2, 3) and (6, 11). What is its slope?
Correct answer: 2
If y = 2x - 7 and x = 8, what is the value of y?
Correct answer: 9
Solve for a: 5a - 3 = 2a + 12
Correct answer: 5
If 4(x - 2) = 3x + 5, what is x?
Correct answer: 13
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✓ AI analyzes your error in 3 seconds
✓ Classifies into 1 of 5 error types
✓ Generates 10 same-structure practice problems
✓ Provides 5-step explanations for each