Kim bought 10 pizzas for a party. each pizza cost $8.50 kim and 4 of her friends are splitting the cost of the pizzas how much will kim pay for her part of the pizza? Show work

Tennis ball regression

What would be the value of x in x+5=-3x-9

Students in a class were asked to tell their favorite color purple: 14% green: 16% yellow: 4% blue: 40% red: 26% how many times more students said red than yellow?

Y varies inversely with x. if y = 40 when x = 16, find x when y = -5

in september 2007, the average price of gasoline was $2.81 a gallon. This price represented an increase of $2.31 less than twice the price the previous year. Use the equation 2.81 = 2x - 2.31 to determine the price of gasoline in September 2006.

A music competition on television had five elimination rounds. After each elimination, only half of the contestants were sent to the next round.

What is the solution of - 8x - 5+3x=7+4x - 9

A sprinkler head had a 90-degree rotation and shoots 15 feet long. How much area is covered if there are 12 90-degree heads in one yard? How many 90-degree head do you need to cover a 1200 square foot yard?

Tell whether the number is written in scientific notation 7.814*10^-36

Which equation has the same solution 2x²+16x-10=0 a. (x+4) ² = - 3 b. (x+4) ² = - 11 C ... (x+4) ² = 13 d. (x+4) ² = 21