What is 3r+n^ (2) - r+5-2n+2 simplified

Sam stores 10,656pounds of grain for his 24 cattle. Each cow eats about 12 pounds of grain each day. How many days would the food supply last?

Is 5 an even number? Explain.

How many years are there in one bimillennium

a circle has a circumference of 20. it has an arc length of 4, what is the central angle of the arc, in degrees?

For the last 4.5 hours, the temperature has decreased at a rate of 2.8 Degrees Fahrenheit per hour. Which best represents the overall change in temperature over this time period?

Solve the equation if x = 7. 5x + 9

How do I simplify the radical: square root of 324

Checks that have been processed by the bank are no longer negotiable are

Why is 21 over 30 bigger than 2 over 3?

9 weeks 5 days - 1 week 6days =