Russells previous test scores are 70,74,87,85 what score does he need to get an average of 80

Solve the following system of equations. What is the y-value of the solution? x + 5y - 10 = 0 x = 4y - 8

There are 15 members of the show choir. In how many ways can you arrange 4 members in the front row when order does not matter?

4x-6 + 2x = 18 What's the answer

A stadium's normal ticket price is $78. As a special promotion they offer 15% off. What is the price of the discounted ticket?

Liza comes to the swimming pool once every 6 days. Jenny comes once every 4 days and Olga comes once every 10 days. This Monday all of them were in the pool. What day of the week will it be?

On a 100-question math exam, Traci needs to get at least 75 correct answers to pass. If Traci id certain of her 50 answers, how many correct answers does she need to get in order to pass the exam?

On Fridays, Harry's school serves a choice of hamburgers or pizza for lunch. 60% of the sixth grade class ate pizza this Friday. If 36 sixth grade students ate pizza, how many students are in the sixth grade?

How do you evaluate the integral of absolute value of (x - 5) from 0 to 10 by finding area?

Given the function: f (x) = 2x^ 3 - 3 2 x, find f ( - 4)). es

Triangle MRN is created when an equilateral triangle is folded in half.