Who has watched Riverdale before on netflix?

Solve this system of equations using the elimination method?

Firms use marginal analysis to determine prices by a) changing prices in accordance with information from retailers. b) using comparisons with strong competitors to position prices accordingly. c) examining the effect on revenue of small changes to the price of one item. d) trying to minimize production costs by using better and more efficient methods.

What statement is true about all chemical changes? a) chemical changes can be undone. b) chemical changes cannot be reversed. c) chemical changes change the color of objects. eliminate d) chemical changes do not form new products.