4 fifths of a number is 64

find the number

A company can manufacture x x hundred items for a total cost of c = 500 + 1100 x - 100 x 2 c=500+1100x-100x2. find x x if the total cost is $ 2, 300 $2,300.

Tina has 10 packages of yarn to knit a scarf. She uses 1/3 package of yarn for each inch of length she adds to the scarf. If Tina uses all the yarn, how long will her scarf be?

What is 382,706 in expanded form

Use the given parent function f (x) = |x| to graph g (x) = |x|+3

If a circle has a radius of 2.5 inches what is the area of the circle

When adding two rational numbers, if a pair of addends has opposite signs, then the sum will have the sign of the addenda with the

If dy/dx = 2xy^2, what is d^2y/dx^2?

Susie mows a rectangular yard with an area of 72 square meters. the yard is 6 meters wide. what is the perimeter of the yards susie mows?

In order to join a yoga club there is a $100 annual fee and a five dollar fee for each class you attend write an equation in slope intercept form that models this situation

If A ⊂ B, then A ∩ B = A ∪ B.