Question

Rhett is showing his work in simplifying (−7.9 + 5.2) − 1.4.

Step 1: (5.2 − 7.9) − 1.4
Step 2: 5.2 − (7.9 + 1.4)
Step 3: 5.2 − (9.3)
Step 4: −4.1

Which statement is true? (1 point)

a
In step 1, Rhett used the distributive property.

b
In step 2, Rhett used the associative property.

c
In step 3, Rhett used the commutative property.

d
In step 4, Rhett's answer is incorrect.

Answer 1

First solve the question yourself, then look at the options for your answer.

Answer 2

associative property meaning: \((a+b)+c=a+(b+c)\)
a, b, and c can also be negative numbers