I'd really appreciate the ! which relation is a function?

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

The price of a dozen eggs was $1.63. suppose the price increases m dollars per dozen and then the price decreases $0.12 per dozen. which expression represents the current price of eggs after the two price changes?

Agallon of apple juice cost $7 a pack of eight 4.23oz box of apple juice $2.39 which is a better deal