What is 56 decreased by twice a number

How long will it take for $2100 to grow to $47200 at an interest rate of 4.5% if the interest is compounded continuously? Round the number of years to the nearest hundredth

A phone was purchased for $318. Each year the value is 1/2 of its value the previous year. Write a function that describes the value of the phone, in dollars, as a function of the time in years, t, after the initial purchase?

Suppose 11 out of 17 students said they were attending the football game. How many students out of 475 would you expect to attend the football game?

Four times the sum of a number and 15 is at least 120. let x represent the number. Find all possible values for x

If 10% of x is 30, what is 23% of x A. 33 B. 46 C. 200 D. 230

2y=х + 3 5 у=х-7 what is the solution set of the given system

Blue whales eat an average of 5,000 pounds of fish daily, with a standard deviation of 850 pounds. Approximately what percentage of blue whales eat more than 6,700 pounds of fish? 2.5% 5% 15.87% 31.74%

The area of a trapezoid with height z is 20 sq. cm. The length s of the parallel sides are (2z+3) and (6z-1) cm. Find the height of the trapezoid. In your final answer, include all of the formulas and calculations necessary to solve for the height.

Very easy math 6x + 9 = 39 solve for x

Every week malik spends 5 2/15 hours doing his math homework and 2 13/20 hours doing his science homework. estimate how much more time malik on his math homework