Which expression is equivalent to x4 - y4

How do you solve the equation n+4=6/3

Malia uses 1/2 of a cup of vinegar in her salad dressing recipe. How much vinegar would Malia use to make 3 recipes?

Three times a number, minus 5 is equal to two times the number, plus 7

A pollster obtains a list of all the residential addresses in a certain town, and uses a random number generator to choose of them.

Ali was paid $75 for mowing a neighbor's yard. This is one fourth of the amount of money she earned all summer. How much did Ali earn all summer? Write and solve an equation.

An air conditioning fan makes 125 revolutions per second, how many revolutions will it make if it runs for 30 minutes?

Which of the following expressions are factors of 25x^3-75x^2-9x+27? There may be more than one correct answer. Select all correct answers. a. 5x+3 b. x+3 c. x-3 d. x^2-3x+9 e. x^2+6x+9 f. 5x-3

N Florida, the number of alcohol-related traffic deaths increased in 2009 compared to 2008.

t is commonly assumed that babies are equally likely to come as either a boy or a girl. This is not true. Actually, about 51.3% of all babies are boys. If a family has two children (not twins), what is the probability they have one boy and one girl?

Which statement about the value of x is true?