Which statements are true of functions? Check all that apply. All functions have a dependent variable. -All functions have an independent variable.
-The range of a function includes its domain.
-A vertical line is an example of a functional relationship.
-A horizontal line is an example of a functional relationship.
-Each output value of a function can correspond to only one input value.

Charlie is a car salesman he earns $800 plus a 9% commission on all of her sales for the week if charlie receive the payment for $1960 this week how much where is total sales

Agroup of students want to create a garden. they do not know the exact measurements but they propose using a variable to represent the length and width of the garden. the length of the garden is 10 feet longer than double the width. use a single variable to write algebraic expressions for both the length and width of the garden. write an algebraic expression for the area of the garden. use mathematical terms to describe this expression.

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !