Saturday

April 19, 2014

April 19, 2014

Posted by **Vilma** on Sunday, June 10, 2012 at 1:30pm.

For these systems of linear equations in questions

-Determine how many solutions exist

-Use either elimination or substitution to find the solutions (if any)

1. y = 2x + 3 and y = -x - 4

2. 2x + 3y = 8 and 3x + 2y = 7

3. x + y = 3 and y = x + 3

- Algebra -
**Steve**, Sunday, June 10, 2012 at 5:14pmas long as the slopes are different, there will be exactly one solution. That is true for all three of these pairs, with solutions

(-7/3,-5/3)

(1,2)

(0,3)

**Related Questions**

Science - Hi, I have to write an opinionated article on the safety problems in ...

Issues - I need help finding some major issues in new jersey! please help!

Science, gr9 - Hi, I have to write an opinionated article on the safety problems...

ethics - I am doing a presentation on biomedical issues- abortion. My part is ...

english - A poem in the 1930-1960's that relates to "How To Kill A Mockingbird"?...

algebra - I have a few math questions I made them just like my actual problems ...

Algebra - Here is the problem: A two-digit number is eight times the sum of its ...

Sociology of Sports - Would SOMEONE PLEASE CHECK MY ANSWERS... THANKS 1. The ...

english - A poem in the 1930-1960's that relates to "How To Kill A Mockingbird"?...

Algebra - Here is the problem: A two-digit number is eight times the sum of its ...