Question

3
7). 99x + 101y = /499; 101x + 99y = 501
849x
49x - 57y
57y = 172; 57x - 49y = 252
49
ry
Let's recall.
raph of a linear equation in two variables
n the 9th standard we learnt that the graph of
bles is a straight line. The ordered pair which by cramers rule
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Answer 1

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