A small pizza has a diameter of 21 cm.

What is the approximate circumference of the pizza? Use pie = 3.14.

Simplify the expression x2+x (x-5) - x+7

26=5 (x+10) + 3x whatsy answer how do I get it?

jasmine can fit 12 cookies on a cookie sheet. she needs 6 times that many cookies for the whole fourth grade. jasmine also wants to have 2 cookies for each of the 4 teachers. how many cookies does jasmine need to make?

What are 5 consecutive odd integers that add up to - 65

Mrs. Wing is preparing to tape up posters made by her students on the wall. She cuts tape into 1/4 foot pieces. How many 1/4 pieces can she cut from 5 feet of tape?

Solve for 5 (x - 10) = 3015 x 8

The Bundle family is traveling a total of 1,905 miles from their home to Florida for a summer vacation. They traveled 454 miles on Saturday, and 234 miles on Sunday. How many more miles do they have to travel to arrive in Florida?

Ashura has $50 in her savings account and deposits an additional $15 each week. Write an equation to model her savings, s, and solve for how many weeks it will take her to earn $110.

Kira, Bill, and Michael served a total of 134 orders Monday at the school cafeteria. Michael served 3 times as many orders as Kira. Bill served 9 more orders that Kira. How many orders did they each serve?

If x=7and = -2, determine the value of 6x-4y