Question

Given: three halves times x minus ten equals fifty

Step 1: three halves times x minus ten equals fifty Reason 1: Given
Step 2: three halves times x minus ten plus ten equals fifty plus ten Reason 2: Addition Property of Equality
Step 3: three halves times x equals sixty Reason 3: Simplify
Step 4: three halves times x times two thirds equals sixty times two thirds Reason 4: Division Property of Equality
Step 5: x = 40 Reason 5: Simplify


Choose which reason is incorrect.
Reason 2
Reason 3
Reason 4
Reason 5

Answer 1

Reason 4 is correct I just did the quiz

Answer 2

• Reason 4

Explanation:

All the reasons are correct apart from the 4th.

Step 4 involves multiplication of both sides by (2/3). Thee reason given is: "Division property of equality", which is wrong as division is not applicable.