1/2 (6a-5c) - 1/3 (6a+4c) expand and simplify

How can you find the perimeter of the rhombus? Find 1/2 (QS) (RT). Find 1/2 (QT) (TS). Use the distance formula to find QT, then multiply by 4. Use the distance formula to find QT and QR, add the distances, then multiply by 4.

Simplify: - 3 2 (4x + 3)

Evaluate 2³•8²=2•22•8•8=8•64=512

Over the weekend, Halverson had put together 3/16 of a jigsaw puzzle, while Jamie put together 10/16 of a jigsaw puzzle. Who had completed a greater fraction of the jigsaw puzzle, and by how much.

A Ferris wheel can accommodate 65 people in 20 minutes. How many people could ride the Ferris wheel in 6 hours? What is the rate per hour

Jerry has 60 coins consisting of quarters and dimes. The coins combined value is $9.45. Find out how are quarters and how many are dimes.

A car travelled a distance of D = 199 km (kilometers) for T = 4.3 hours at a constant rate. Use the formula D=R. T to find the speed (R) of the car in km per hour. Round your answer to the nearest tenth. Do not include the units in your answer.

A car purchased for $21,000 was worth $8,500 after 5 years. If the cars value depreciated, or decreased, by the same amount each year, what was its yearly loss in value? At the end of the fourth year, the car was worth $?

A (n) = - 5 ∙ 3^ (x - 1)

Jessica drove her car 418 miles on one tank of gas. Her car a 15 gallon tank. How many miles can Jessica drive on one gallon of gas?