Question

what property is this? 9(b + 0.5) = 9b + 4.5 commutative associative distributive additive invers

Explanation:

The distributive property states that \(a(b + c)=ab+ac\). Here, \(a = 9\), \(b\) is the variable \(b\) and \(c = 0.5\), so \(9(b + 0.5)=9\times b+9\times0.5=9b + 4.5\).

Answer:

C. Distributive