What is the equation of the line, in slope-intercept form, that passes through (3,-1) and (-1,5)? y= -3/2x + 7/2 2y=-3x+7 2x+3y - 7 = 0

What is coefficient of the term of degree of degree 5 in the polynomial below

Asporting good store is offering 30 percent off of the original price(x) of football cleats. the discount will be reduced by an another $7 before sales tax.

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! )