Danny says 7 and - 7 are different numbers. Mae says 7 and - 7 are both equal 0. Luis says 7 and - 7 are the same number. akik says 7 and - 7 combine to make 0. who is correct? Use mathematics to justify your choice of who is correct.

The diagram shows a track composed of a rectangle with a semicircle on each end the area of the rectangle is 13500 square meters what is the perimeter of the track? Use 3.14 for pi

Martin was going to the market to buy apples. The price for apples is $3.50 times the number of apples bought plus one-dollar tax. Write a polynomial function A that represents the price of apples in terms of n. If Martin bought 3^3 amount of apples.

Shaquille, Lyle, and Amanda collect stamps. Shaquille has one-half the number of stamps that Lyle has. Amanda has two-thirds as many stamps as Lyle. Together they have 364 stamps. How many stamps does Amanda own? 84 98 112 168

Yolanda spends 82⁄3 hours per month playing soccer. Approximately how many hours does she play soccer in a year? (There are twelve months in a year.)

How long did it take the pizza to reach 0 degrees?

Hello umm stuff is cool i also like ice cream and chips.

Find the mode for the given data set. Stem Leaves 1 6,8 2 3,5,6 3 4,7,7 4 0,1,6

Anna tossed 3 coins in the air. What is the probability that exactly 2 of the coins show heads? Look back at all of the possible outcomes from #2 and use that to find your probability. Write the probability as a fraction. Simplify, if needed.

A gold and diamond bracelet sells for $1800. Find the sales tax and total price if the sales tax rate is 3.5%.

A squirrel found 48 acorns in a 3-day period. Each day the squirrel found 5 more acorns than the day before. How many acorns did the squirrel find on the first day?