If x/y = 7/3 then find the value of
3x ^{2} + 2y^{2} \3x^{2} - 2y {}^{2}3x2+2y2\3x2−2y2
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Convert 2000 swiss francs to dutch guilders

The marked price of an article is 25% above its selling price and the cost price is 30% less than its marked price . find the discount percent and gain percent. only a brainlest can solve it i will mark you brainlest

Need plz been trying to do it for a long time and still haven’t succeeded