Yahoo Answers is shutting down on May 4th, 2021 (Eastern Time) and beginning April 20th, 2021 (Eastern Time) the Yahoo Answers website will be in read-only mode. There will be no changes to other Yahoo properties or services, or your Yahoo account. You can find more information about the Yahoo Answers shutdown and how to download your data on this help page.
Trending News
Linear equations..HELP!!?
I'm having trouble with linear equations...Its been 30 years since I had algebra and am going to be taking intro to algebra in the fall semester....if anyone can help it would be greatly appreciated and if you could show how you arrived at your answer I'd appreciate it :-)
Thanks!!! 3x+2y=6 and 9y=x-4 and 3y+6x=-21
2 Answers
- Anonymous1 decade agoFavorite Answer
A linear function is written as: y = mx+b, where m is the slope and b is the y-intercept.
1.) 3x+2y = 6
2y = 6-3x
y = 3-3/2x
2.) 9y = x-4
y = (x-4)/9
3.) 3y+x = -21
3y = -x-21
y = -(x+21)/3
- 1 decade ago
Try using http://www.wolframalpha.com/
It's a great site, you impute the equations and it gives you the answers and how to work it out step by step. It should help.
Source(s): Internweb.