Marty has a fenced yard in the shape of a rectangle. it's area is 635.4 square feet. the width of the yard is 18 feet. whatis the length of the fence?

For each sentence below, find the value of x that makes each sentence true. (515) 5 = 25* x= (813)2 = 4* x=

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! )

Which of the following parabolas opens up?