SOLUTION: Use Cramer's Rule to solve each system or determine that the system is inconsistent or contains dependent equations The system is: 3x=7y+1 2x=3y-1 Thank you! I would appr

Algebra ->  Matrices-and-determiminant -> SOLUTION: Use Cramer's Rule to solve each system or determine that the system is inconsistent or contains dependent equations The system is: 3x=7y+1 2x=3y-1 Thank you! I would appr      Log On


   

Question 395667: Use Cramer's Rule to solve each system or determine that the system is inconsistent or contains dependent equations
The system is:
3x=7y+1
2x=3y-1
Thank you! I would appreciate any help!
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!


Hi

3x-7y = +1

2x-3y = -1

D =%28matrix%282%2C2%2C3%2C-7%2C2%2C-3%29%29 = 5

D[x]=%28matrix%282%2C2%2C1%2C-7%2C-1%2C-3%29%29 = -10   x = -10/5 = -2

D[y]=%28matrix%282%2C2%2C3%2C1%2C2%2C-1%29%29 = -5      y = -5/5 = -1

.