SOLUTION: find the denominator for the x variable when using cramer's rule to solve x-3y=8 and 2x+2y=8. thanks

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Question 109378This question is from textbook algebra2 with trigonometry
: find the denominator for the x variable when using cramer's rule to solve x-3y=8 and 2x+2y=8. thanksThis question is from textbook algebra2 with trigonometry

Answer by stanbon(48569) About Me  (Show Source):
You can put this solution on YOUR website!
find the denominator for the x variable when using cramer's rule to solve
x -3y=8
2x +2y=8
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Cramer requires x = {x-determinant)/(coefficient determinant)
The coefficient determinant = 1*2-(-3)(2) = 2+6 = 8
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Cheers,
Stan H.