What is 12 minus r

What operation is being done

Write the expression

What is 96.39 rounded to the nearest whole number

Two trains leave at the same station at the same time but are heading in the opposite direction one travels at 70 m. p. h. and the other train travels at 80 m. p. h. how much time passes until they are 600 miles a part.

Compute. Express your answers in lowest terms. 2 3/5

8. At a Halloween party there are a total of 110 boys and girls. Each boy receives five chocolate candy bars and each girl gets three lollipops. There was a total of 400 pieces of candy given out.

Write an inequality for each sentence keven ran for less than 5 miles.

Determine how far the vehicle travels in 3 hours. A motorcycle travels 25 miles every 0.5 hour. The vehicle travels miles.

It takes a baseball player 16 seconds to round the bases and make it back to home plate home plate if it is 360 feet to go all around the bases then calculate the players average speed

Bruce and Mila are collecting baseball cards from their favorite teams, the Orioles and the Pirates. The equation r+p=28 represents the number of cards Bruce has. The equation 2r+p=43 represents the number of cards Mila has.

Kyra has a manufacturer's coupon for $5 off a box of diapers and a store coupon for 20% off any purchase. The store will let you use both coupons, but it does not have a policy about which coupon you must use first.

What does r equal? 5 (3-5r) + 3r = - (5r + 2)