A company that manufactures ink cartridges finds that they can sell x cartridges each week at a price of p dollars each, according to the formula x = 1,300 - 100p. What price should they charge for each cartridge if they want to sell 700 cartridges each week?

Question

anonymous · Answer

how would you set up your equation?

anonymous · Answer

700=1,300-100p?

anonymous · Answer

yeah!  Now what do u think u need to do?

anonymous · Answer

-600=-100p
p=6?

anonymous · Answer

jus a min, im workin it out on my paper

anonymous · Answer

no, i got the answer tell me how you worked it out?

anonymous · Answer

wait, u got the right answer, how did u get there?

anonymous · Answer

subtracted 1,300 from both sides got -600=-100p then solved for p

anonymous · Answer

well idk how u did it like that cause u have to re set the equation so u stay with positive numbers but u got the right answer.