Solve the following equations : 3x + 5y = 21; 4x + y = 11, using Cramer's rule
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Answer:
(2;3) so x=2 y=3
Step-by-step explanation:
3x+5y=21
4x+y=11 /*5
3x+5y=21
20x+5y=55
-17x=-34
x=2
y=3
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