If f(x) = 4x – 12, what is f(-2)?

A. 4
B. 8
C. –20
D. –4

However, if the workers do outside of what's normally expected, go ahead and tip.

When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.