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דוגמאות פופולריות
Twice the difference of a number and 3 is 9.Six less than the product of 3 and a number is equal to 5.9 plus 6 times a number is 9 times the numberMary, who is sixteen years old, is four times as old as her brother. How old will Mary be when she is twice as old as her brother?Martin has 3,582 in an account that earns 5% interest compounded annually.To the nearest cent, how much will he have in 1 year?