3m^2+4mn-5n^2+(-m^2)-6mn+2n^2+3mn-n ^2+3m^2+mn+4n^2

The temperature of chicken soup is 192.7°f. as it cools, the temperature of the soup decreases 2.3°f per minute. what is the temperature in degrees fahrenheit of the soup after 25 minutes? a. 27.3°f b. 57.5°f c. 135.2°f d. 250.2°f

Which table shows a proportional relationship between miles traveled and gas used?

Two years ago a man was six times as old as his daughter. in 18 years he will be twice as old as his daughter. determine their present ages.