A large number is 5 more than twice a smaller number. their sum is 80. find the numbers

Madison wants to make cookies for her little sister's birthday party. she is cutting a roll of cookie dough into piece that are 1/2 inch thick. if the roll is 13 inches long, how many cookies can she make?

Jeannette has $5 and $10 bills in her wallet. The number of fives is three more than six times the number of tens. Let t represent the number of tens. Write an expression for the number of fives.

Solve for t in the scientific formula d=rt

You have lunch at an Italian restaurant. The cost of lunch before tax is $12.50. The sales tax rate is 7%. You leave a 20% tip on the pre-tax amount. What is the total amount you spend on lunch, including tax and tip?

2 and 2/3 plus 4 and 2/5 = ?

On Sarah's 16 GB flash drive, she can fit 16 video clips of about 1 GB each, two movies of about 8 GB each, or 4000 songs of about 4 MB each.

How are the graphs of f (x) = x2 and g (x) = - (x + 2) 2 - 4 related?

Karen and bill collect coins. Karen has x coins. Bill has 3 coins fewer than five times the number of coins Karen has.

Together Xavier, Yolanda, and Zachary have $4.44. if each person has the same amount, how much money does each person have?

Do 6 and 7 have any common factors