Suppose x and y vary inversely and y=10 when x=4. write a function that models the variation then find y when x = 90

Find the slope of every line that is parallel to the graph of the equation x-2y=-7

7-4i divided by 2+i how to solve it?

There are 10 coconuts at the base of your tree. The coconuts are falling off the tree at a rate of 6 coconuts per week. Assume that you do not pick up any coconuts.

You randomly choose an integer between 1 and 25. How many favorable outcomes are there for choosing an odd multiple of 3? A. 4 B. 8 C. 13 D. 25

George walked around the entire perimeter of his rectangular garden. the length of his garden was 12 yards and the width was 8 yards. how far did george walk?

Find the x-intercept of 3x + 2y = 12 is (__, 0)

A rug is shaped like a rectangle whose perimeter is 108ft. the length is 2 times as long as the width. find the length and the width.

There are 20 machines in a factory. 7 of the machines are defective. Assuming you randomly choose one, place it back in the pile and randomly choose the second one, what is the probability that both choices will be defective machines?

A ferry charges $30 per car plus $5 for each passenger in the car. What is an explicit function rule for the amount it costs a car with n passengers to ride on this ferry?

Four less than a number squared