Yvaries directly with x, and y = 120 ib when x = 50 ib. find y if x = 40 ib

In what form is the following linear equation written y=9x+2

Which graph represents an even function?

Ifurniture stores having a weekend sale and is offering 20% discount on patio chairs and table the sales tax on furniture is 6.25 using function composition how can you represent the total amount a that you would need to pay for this furniture that cost x dollars