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פתרון
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דוגמאות פופולריות
the difference of twice a number and 5 is greater than-2913 more than a number is 19.Kevin is 6 years older than Timothy, but 4 years ago Kevin was twice as old as Timothy. Find their present ages.solve and show solution : If a card is selected at random standard deck of card, what is the probability that the card drawn is red card or face cardTwice the difference between a number and 4 is equal to three times the sum of the number and two.