Simplify each expression -21v^9/-6v^8, v=0
A. 7/2v^-2
B. 7/2v^2
C. 7/2v^2
D. 7/2v^14

Horace's speedometer reads 60 miles per hour, but during a road test he finds that he was actually driving 58 mph. what is the percent error in horaces speedometer?

Find the greatest common factor of the followig monomials 21u^5v,3u^4v^6, and 3u^2v^5

Karen will divide her garden into equal parts. she will plant corn in 8/12 of the garden. what is the lowest number of parts she can divide her garden into?