What is the slope of a line that passes through (–14,13) and (7,0)?
a.21/ 13
b.13/21
c.-21/13
d.-13/21

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

What fraction is equivalent to 0.46464646··· a. 46⁄999 b. 46⁄100 c. 46⁄99 d. 23⁄50

I'm at a bookstore with $\$35$ in my pocket and a $20\%$-off coupon. what is the cost of the most expensive book i can buy with my money and the coupon? (assume that there are books of every possible price in the bookstore. it's a large bookstore! )