Simplify as indicated. State at least one property of multiplication or division that would prove your simplification process correct.

a. –(n + 4), to eliminate the parentheses

b. 6(-s), to eliminate the parentheses

c. 8(24 – n), to eliminate the parentheses

Calculate the answer.

[-12 + (-18)](-16 + -4)

Write the integer that is represented by

a. a collection of 9 red counters and 5 black counters.

-n-4

-6s
192-8n
(-30)(-20)=600
14