Indicate which property is illustrated in Step 5.

Step 5: =(4+4)x+(9+9)

A. arithmetic fact
B. associative
C. distributive
D. commutative

i think it's a, but not sure

2 answers

without knowing step 4, it's hard to say. Both distributive and associative properties are expressed.

I doubt very much that it is a fact, as it's just an expression, with no assertion that it is true.
12+(-12+9x)-3x+5