At-shirt costs $16.50 with the total cost, including tax coming to $17.66. what was the tax rate? (% of change)

Agreeting card company can produce a box of cards for $7.50. if the initial investment by the company was $50,000, how many boxes of cards must be produced before the average cost per box falls to $10.50?

X+ y = 5 ; x - y =3 solve using linear combination

Write a function rule for the table. hours worked pay 2 $16.00 4 $32.00 6 $48.00 8 $64.00 p = 16h p = 8.00h p = h + 16 h = 8.00p