Posted by **Jon** on Tuesday, February 26, 2008 at 2:47pm.

Use Cramer's Rule to solve: 3x-5y=21 and 4x+2y=2.

a=3, b=-5, c=4, d=2, e=21, f=2

21(2)-(-5)(2) divided by 3(2)-(-5)(4)

=52/26= x=2

3(2)-21(4) divided by 3(2)-(-5)(4)

=78/26= y=3

answer:

(2,3)

## Answer This Question

## Related Questions

- Estimation decimal quotient - Use compatible numbers to find the each quotient...
- math - To solve 3/4 divided by 2/5, Elisha writes, 3/4 divided by 2/5 is the ...
- 5th grade math - solve 1. 8/11 divided by 4 2. 3/8 divided by 3/10 3. 6 divided ...
- Discrete Math - I am really stuck on these problems. I've worked a lot of them ...
- Tina - How do I solve this? (2/3^2 divided by 4/5 divided by 1/3? I keep trying ...
- Math - Solve using Determinants and Cramer's Rule? I was absent and missed the ...
- math - To solve 3/4 divided by 2/5, Elisha writes, 3/4 divided by 2/5 is the ...
- math - Please can you help me with the following two questions? A. By making use...
- Math - Divide. Write in simplest form. 5. 1/3 divided by 2/5=5/6 6. 1/9 divided ...
- Math - How would you solve the following 2 equations for "X"? x-4(divided by)12=...

More Related Questions