Andrew is showing his work in simplifying (-5.7+2.2)-1.1


Step 1 (3.2-5.7)-1.1

Step 2 2.2-(5.7+1.1)

Step 3 2.2-(6.8)

Step 4 -4.6


Which statement is true


In step 1, Andrew used the commutative property

In step 2, Andrew used the distributive property

In step 3, Andrew used the associative property

In step 4, Andrew's answer is incorrect