15x - 7 = 4x - 18

What is x

Jerry is thinking about investing money in an account that compounds interest. He has $1,000 to invest and has two banks to choose from. Bank A offers a 3%interest rate and Bank B offers a 4% interest rate

4x+6y=-30 what is the answer

15/8 m-11 = 7/4 m+1

Kelly has just enough money to rent a canoe for 2.5 hours. How far out on the lake can she paddle and return on time if she paddles out at 3 km/hour and back at 2 km/hour?

In a Circle, a 40 sector has an area of 47. What is the circumference of the Circle? leave your answer in terms of pi

Write 2 multiplication problems

The local historical Society wants to preserve two buildings. The total age of the buildings is 292 years.

The sides of a square are 3 2/7 inches long. What is the area of the square?

In a scale drawing of an apartment 1 centimet represents 2 3/4 feet. If the length of the kitchen is 4 1/2cm on the scale drawing, what is the actual length in feet, of the kitchen?

An initial population of 298 quail increases at an annual rate of 8%. Write an exponential function to model the quail population. What will the approximate population be after 3 years f (x) = 298 (1.08) ^x; 375 f (x) = 298 (0.