Find the sum of the given polynomials.

5 m + 2 n, n - 3 m, and 7 - 3 n

A. 7 - 2 m

B. 2 m + 7

C. 14 m + 5 n - 6

D. 9 m

Stretch by 1/3, shift up 4 and left 5

Terry has been a returning contestant on a game show for the last seven weeks. In a contestant's first seven appearances on the show they have a chance to answer one question and win anywhere between $200-$900.

Is - 1.2 greater than 5

Which equation is in standard form 3x + 4y=10,19 + 3y = 2x, 7y-7x = 8. 8 + 5x = 3y

25/75 in lowest terms

Estimate the product of 21 and 32

Nathan just bought a car. He models the value, V, in dollars, of the car after t years as V (t) = 21,000 (0.861) ^t. Based on this model, by what percent does the value of Nathan car decrease each year?

Round each decimals to the nearest whole number 6.7

Sally just got back from the vacation with her family. They had been driving for 3 days travelling 8 1/2 hours every day. How many hours were they in the car altogether.

14 plums cost $2.00. What is the cost, to the nearest cent, of 50 plums?