SOLUTION: I am having a hard time with Matrices and Determinants. Here's the problem I'm having a lot of trouble with: Solve the following system of equations x-2y=5 & -3x+2y=7..... I go

SOLUTION: I am having a hard time with Matrices and Determinants. Here's the problem I'm having a lot of trouble with: Solve the following system of equations x-2y=5 & -3x+2y=7..... I go

Algebra.Com

Question 23322: I am having a hard time with Matrices and Determinants. Here's the problem I'm having a lot of trouble with: Solve the following system of equations
x-2y=5 & -3x+2y=7..... I got x= -6 and y=-11/2, but my test said it was wrong, can anyone explain whats going on here???
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Use Google to find the site "Math World determinants"
RELATED QUESTIONS
Hi, Im having great difficulty with answering these matrices questions, I am having a... (answered by scott8148)

HI. I am having a little trouble with the 3x3 determinants. I have got the 2x2 down just... (answered by jim_thompson5910)

I have the horrible problem that I am having a very hard time with, please help The... (answered by Alan3354)

Hi,I am having a hard time with this... (answered by ichudov)

I am having problems with this problem as I am having a very hard time grasping the... (answered by Nate,lomlheather)

I am having problems with this problem as I am having a very hard time grasping the... (answered by stanbon)

hello i am an eight grader and i am having a hard time with quadratic equations they... (answered by Edwin McCravy)

How would you multiply the problem, -5a^3(4a^4-3a+1). i am having a lot of trouble with... (answered by rothauserc)

Solve. X^2 = -6x. I am having a hard time with this problem and need some help.... (answered by stargrl12566)