9. In the expression 4(2m-n), determine which of the following best describes the role of (2m-n). A. 2m-n) is a factor.
B. 2m-n) is a term.
C. 2m-n) is a number.
D. 2m-n) is a coefficient.

10. In expression 4(2m-n) determine which of the following best describes the role of 2m.
A. 2m is factor
B. 2m is term
C. 2m is number
D. 2m is coefficient

1. what is the measure of ∠abc? what is the measure of ∠abd?

What is the expression in factored form? -x^2 + 3x + 28 a. (x-7)(x-4) b. -(x-7)(x+4) c. (x+4)(x+7) d. -(x-4)(x+7)

Sam is a waiter at a local restaurant where he earns wages of $5 per hour sam figures that he also eams about $3 in tips for each person he serves sam works 6 hours on a particular day. if n represents the number of people sam serves that day, which of the following functions could sam use to figure ehis total earings for the do o a. en) = 30 o b. en) = 5n+ 18