Monday

October 20, 2014

October 20, 2014

Posted by **carrie** on Sunday, April 14, 2013 at 11:42am.

3u+v=-8 Im not sure how to do this problem

- college math -
**Reiny**, Sunday, April 14, 2013 at 11:52amdouble the 2nd:

6u + 2v = -16

5u + 2v = -15

subtract them:

u = -1

sub into 2nd:

-3 + v = -8

v = -5

v = -5 and u = -1

(curious why you called this "college math", this is grade 7 )

**Answer this Question**

**Related Questions**

College Math II - x/x – 1 - 3/x = 1/4 My problem says to show the work and to ...

College Math - Not sure how to approach this problem. Prove the comparison ...

College Math II - Solve by any method. x(x + 1) = 12 I am not sure what method ...

College Math II - x/x – 1 - 3/x = 1/2 I am not sure how to solve this equation ...

College Math II - Solve by any method. a^4 – 5a^2 + 4 = 0 I am having problems ...

Statistics - What percentage of college students are attending a college in the ...

math-college algebra - y-3=1/2(x-6) "finding the value of a variable" x=2 I know...

college algebra - One positive number is one-fifth of another number. The ...

math - we are trying to help my son with his math and we are not sure how to do ...

STATS HELP - Freshman-sophomore retention rate (FSRR) for a college is the ...