SOLUTION: Could you please guide me on solving this system of equations by using Cramer's Rule for the solution set? 7x+3y=10 -2x+2y=40

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Question 151584: Could you please guide me on solving this system of equations by using Cramer's Rule for the solution set?
7x+3y=10
-2x+2y=40
Answer by jim_thompson5910(21685) About Me  (Show Source):
You can put this solution on YOUR website!
The left side of the system

system%287x%2B3y=10%2C-2x%2B2y=40%29

forms the augmented matrix

A=%28matrix%282%2C2%2C7%2C3%2C-2%2C2%29%29



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Answer:

So the solution is (-5,15)