What does x represent in 5x+20=-5x

Five friends go out to dinner together. The meal comes to $80. Each freind contributes the same amount of money to pay the bill. how much did they each spend.

What is the volume of a cylinder? Give an informal argument for the formula.

Which equation would represent this problem? Five added to 3 times a number is equal to 8 less than 5 times the number

What is the sum of 2^4 and 7^2 in standard form

anne picks a 4-digit number the first number is not 0 the four digit number is a multiple of 5 how many different 4-digit numbers could she pick?

Ricardo found the mean and mode of the data set 34, 23, 17, 77, 23, 35, and 36. If he excluded the outlier, what would happen to the measures of central tendency? A.) The mode would decrease and the mean would stay the same. B.

Three weeks ago John bought stock at 49 1/4; today the stock is valued at 49 7/8. We could say the stock is performing at which of the following? A. On par B. Par equality C. Above par D. Below par

During a marathon, Amy was in second place and was told that the leader was 100 meters ahead of her and that the closest runner behind her was 75 meters back.

Tina is rolling a number cube and a flipping coin. what is the probability that the cube will land on 4 and the coin will land heads up ... explain how u know and what you did to get the answer ...

Which statement best describes the polynomial - 8x^4? first degree polynomial with two terms fourth degree polynomial with two terms fourth degree monomial second degree binomial