Systems of equations word problem.

"Flying with the wind a plane went 183 km/h. Flying into the same wind the plane only went 141 km/hr. Find the speed of the plane in still air and the speed of the wind.

In urn initially contains 5 white and 7 black balls. Each time a ball is selected, its color is noted and it isreplaced in the urn along with 2 other balls of the same color.

In computing the standard error of the mean, the finite population correction factor is used when

Using the quadratic equation formula to solve 7x^2-x=7, what are the values of x

A cylinder has a height of h inches and a diameter of 3 inches. Give the expression of the volume of the cylinder in cubic inches.

You owe 8000 on a motorcycle loan the bank charges a compound interest rato 10.9% poor per year per year if you don't make any payments on the loan how much will you owe after 5 years round to your nearest whole cent

The value of z varies inversely with the value of w. The constant of variation is 2/3. Which are possible values for z and w? Check all that apply.

A line is drawn through (-7, 11) and (8, - 9). The equation y - 11 = - 4 (x + 7) is written to represent the line. Which equations also represent the line? Check all that apply. 3y = - 4x + 40 4x + y = 21 4x + 3y = 5 -4x + 3y = 17

How do I know which operation to use with a word math problem

There are 5 animals in the field. Some are horses and some are ducks. There are 14 legs in all. How many of each animal are in the field?

SOLVE FOR P. P+0.4=-6