Which variable expression represents the word phrase? six decreased by the sum of a number and two
a. (m–2) + 6
b. 6–(m–2)
c. (m+2)–6
d. 6–(m+2)

Dr.cooper just started an experiment. he will collect data for 8 days. how many hours is this

Scrub a dub toothbrushes are $4.00 each. there is a 10% discount, but there is also a 6% sales tax after the discount is applied. what is the new price after tax? round to the nearest penny

Solve the problem by making up an equation. a man could arrive on time for an appointment if he drove the car at 40 mph; however, since he left the house 15 minutes late, he drove the car at 50 mph and arrive 3 minutes early for the appointment. how far from his house was his appointment?