Five times matthew's age plus 2 times Cooper's age is 52. Coopers age is also 4 times Matthews age. How old is cooper?

The Crayola crayon company can make 2400 crayons in 4 minutes. How many crayons can they make in 15 minutes? Solve this problem by setting up a proportion

Max worked 13 hours last week at the grocery store and earned $94.25. If he only worked 5 hours this week, how much money did he earn.

Is i-5 real or imaginary, I do not understand it at all.

A culture started with 6000 bacteria. After 2 hours, it grew to 7,800 bacteria. Predict how many bacteria will be present after 15 hours. Round your answer to the nearest whole number.

How do I solve 1/4w-1/3=4 2/3

How many solutions does 25-4x=15-3x+10-x have

A certain measurement must be between 3.64 and 4.28 centimeters. Which number is greater than 3.64 and less than 4.28?

Using the exponential regression model, which is the best prediction of the wavelength of the key that is 8 above the A above middle C? 49.31 cm 49.44 cm 49.73 cm 49.78 cm

What single percentage change is equivalent to a 15% decrease followed by a 16% decrease?

Use substitution to solve the linear system of equations. x = 4 -y = 1/2x (4, - 2) (-2, 4) (4, 2) (2, - 4)