Sam had $50 before spending x dollars on new CDs. How much money does he have left?

2x - 13 = 13 - 8x + 14

How many thousandths are in 4 hundredths?

each month, a phone company charges $20 for 500 minutes of talk time plus $0.45 for each additional minute. unlimited texting cost $30 more. write an expression to show the cost of a talk-and-texting plan for one month, given x minutes over 500

What's 86 written as a decimal?!?!

Name the type of symmetry for the figure.

a researcher creates two random samples, each with sample size of 12. he does not find a statically significant difference between the two groups.

Gene invested $400 at 4% interest compounded annually. How much is in the account after 1 year? $416.00 $540.00 $816.00 $804.00

Find the probability of getting 3 heads and 2 tails on 5 coin tosses?

What two numbers multiply to - 15 and can also add up to - 7

Which coordinate pair is a solution of the linear equation x + y = 5