Determine the equation of joint variation. Then solve for the missing value.

x varies directly with y and z.

x = 400 when y = 8 and z = 10.

Find x when y = 10 and z = 12.

Find the greatest common multiple of 28 and 48

What is the product of - 2 1/4 and 4 1/2

the combined length of 3 pieces of a board is 147 inches. the lengths of the pieces are in the ratio 5:7:9. what is the difference in inches between the longest piece and the shortest piece?

You have a coord grid that is 96x96. what is the minimum number of bits that you will need to encode a coordinate in that space

Anna enjoys dinner at a restaurant in Washington DC where the sales tax on meals is 5%. She leave a 20% tip on the price of her meal before the sales tax is added and the tax is calculated on the pre-tip amount. She spends a total of $65.

A pie was cut into eight equal slices. If Ruben ate 3/4 of the pie, how many slices did he eat

The sum of 4 times a number and 5 equals 6

The sum of two numbers is fifteen. The product of the two numbers is thirty six. Find the numbers

Given: x + 2y = - 6. Solve for x. What is the coefficient of y?

17. You bought four cans of chicken noodle soup at the grocery store. You paid a total of 3.10 for all four cans. Write and solve an algebraic equation to find how much each can cost Solve the equation. Show all steps. 1. how is the equation set up?