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the sum of two positive numbers is 7 times their différence. the différence of the squares of these numbers is twice the sum of the numbers. find these numbersDianne is 23 years older than her daughter Amy. In 6 years, Dianne will be twice as old as AMy. How old is amy?The différence of twice a number and 3 is greater than 2190 is 150% of what numberThe sum of the smallest and largest of 3 consecutive even integers is 8 less than thrice the middle integer.Determine the integers.