What type of angle would be measured at 84°?

John is 5 years older than Mary. In 10 years, twice John's age decreased by Mary's age is 35, and John's age will be twice Mary's current age. Find their ages now.

Annual starting salaries for college graduates with degrees in business administration are generally expected to be between $30,000 and $40,000. Assume that a 95% confidence interval estimate of the population mean annual starting salary is desired.

Solve the inequality 10 plus x is greater than 23.

Given f (x) = 5x-1 What is f (-2)

Can you solvefor x 3 (x+4) + 5x=-20

Solve the system of equations using the substitution method. y=-3x+7 x=-2y-16 Enter your answers in the boxes. x= y=

What is definition of equivalent fractions

What is the length of ef and the measure of d?

If the sum of the measure of two angles is 180º, which condition must be true?

The management of a chain of frozen yogurt stores believes that t days after the end of an advertising campaign, the rate at which the volume V (in dollars) of sales is changing is approximated by V ' (t) = - 26400 e - 0.49 t.