Question

Use the order of operations to simplify -5 + 3(7.2 – 3.2). A. 7 B. 12 C. 7 D. -8

Answer 1

Order of operations tells us that we have to operate first multiplications, so then by the distributive property of multiplication:

-5+3(7.2-3.2)

-5+21.6-9.6=7

Answer is C