A community for students.
Here's the question you clicked on:
 0 viewing
anonymous
 4 years ago
The percentage of automobile cunsumers who are under 50 years of age degreased linerly from 55.9% in 1990 to 52.4% in 2005. Predeict when the percentage will be 48%?
anonymous
 4 years ago
The percentage of automobile cunsumers who are under 50 years of age degreased linerly from 55.9% in 1990 to 52.4% in 2005. Predeict when the percentage will be 48%?

This Question is Closed

Hero
 4 years ago
Best ResponseYou've already chosen the best response.2Just use the slope formula to get the slope, then use the point slope formula to find the equation

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0So, \[52.455.9/10590\]?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Well somewhere I'm getting hung up...so i end up with 3.5/15. Then go \[55.9=3.5/15(90)+b? \]

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0if this is right, that's where I'm stuck. I now have to predict when it will be 48%? Plug 48 into y? Solve

Hero
 4 years ago
Best ResponseYou've already chosen the best response.2Sorry, I thought you were using the point slope form. You decided to do this the other way... What do you get for b?

Hero
 4 years ago
Best ResponseYou've already chosen the best response.2So what is your y = mx + b formula now?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Should i plug the 48 in as y?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0\[48=3.5/15x+76.9\] Solve for x

Hero
 4 years ago
Best ResponseYou've already chosen the best response.2yes,and what do you get for x?

Hero
 4 years ago
Best ResponseYou've already chosen the best response.2I get year 2023 and 10.2/12 months

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Hmm...so first I 76.9 from both sides?

Hero
 4 years ago
Best ResponseYou've already chosen the best response.2so right around October of year 2023

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0End up with 28.9 = 3.5/15x

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Do I convert m to 2.33?

Hero
 4 years ago
Best ResponseYou've already chosen the best response.2You should just solve it without converting.

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0So did you get 433.5/3.5?

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0So in years 1900 + 123.6 = 2023.6? That seems a lot close to what you had

anonymous
 4 years ago
Best ResponseYou've already chosen the best response.0Wow...what a pain. OK, well thank you for the time. That is a lot closer to a realistic answer. Just need to make sure I follow each step carefully. Thanks again.
Ask your own question
Sign UpFind more explanations on OpenStudy
Your question is ready. Sign up for free to start getting answers.
spraguer
(Moderator)
5
→ View Detailed Profile
is replying to Can someone tell me what button the professor is hitting...
23
 Teamwork 19 Teammate
 Problem Solving 19 Hero
 Engagement 19 Mad Hatter
 You have blocked this person.
 ✔ You're a fan Checking fan status...
Thanks for being so helpful in mathematics. If you are getting quality help, make sure you spread the word about OpenStudy.