Step 1: 4x + 5 < 6x + 1 (Given)

Question

Step 2: -2x + 5 < 1 (Subtraction)
Step 3: -2x < 6 (Addition)
Step 4: x > -3 (Division)
Mia is trying to find her mistake in the problem shown. In which step did she first make a mistake?

A. Step 1
B. Step 2
C. Step 3
D. Step 4

Answer 1

The mistake Mia made in the problem is in Step 3: -2x < 6 (Addition). The equation should be -2x < -4 instead of -2x < 6.

Therefore, the correct answer is C. Step 3.