H (x) = 10x-3 What is the domain of h?

The amount of a radioactive substance decreases by 10% every 12 hours. Currently the amount of substance is 100 grams. If n is a whole number, which expression represents the number of grams of substance left n days from now? A. 100 (0.81) ^n B.

Use the substitution method to solve the system of equations. Choose the correct ordered pair. у = 8 х - 4 х = 4 A. (2, 4) в. (2, 12) с. (4, 28) d. (4, 4)

A man that is 6 feet tall is standing so that the tip of his shadow is 20 feet from a light pole. His shadow is 8 feet long. What is the height of the pole? Question 12 options: 24 feet 48 feet 15 feet 14 feet

To increase an amount by 7%, what single multiplier would you use?

Which number is not greater than 0.6

When the health department tested private wells in a county for two impurities commonly found in drinking water, it found that 20% of the wells had neither impurity, 40% had impurity A, and 50% had impurity B. (Obviously, some had both impurities.

The system of equations above has how many solutions?

Verbalize 2 (n^3+3n^2) = 4n

Erin byus a bag of peanuts that weighs three fourths of a pound. Later that week, the bag is two thirds full. how much does the bag of peanuts weigh now? Show your work.

Amber got a raise, and her hourly wage increased from $8 to $9.50. What is the percent increase?