Is - (-21) = - 21 True or false

Natalie and her friends decided to rent 4 lanes at regular cost for a party. Ten people need to rent shoes, and 4 people are members. What is the total cist for the party?

According to the Income section shown below from the 1040EZ form, if $4675 were entered on which line would the taxpayer be ineligible to use the form?

The legs of a right triangle measure 8 inches and 12 inches what is the area

At a middle school, 18% of all students play football and basketball and 32% of all students play football. What is the probability that a student plays basketball given that the student plays football?

Given that a randomly chosen customer likes cake, what is the probability that the customer also likes pie?

Write 9x+3 in factored form.

You deposit $6,700 in a money-market account that pays an annual interest rate of 3.3%. The interest is compounded quarterly. How much money will you have after 4 years?

Leah is buying curtains for her bedroom window. She wants the curtains to hang from the top of the window to the floor. The window is 4 feet high. The bottom of the window is two and one half feet above the floor.

What is 4.375 as a fraction?

The circle with center O has a radius of 18 centimeters. If the length of arc AB = 6π centimeters, what is the measure of x?