Lời Giải
four times the number is decreased by 7 is less than seven less than the number.
Lời Giải
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Represent the number with
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Giải
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in 8 years jamie will be three times as old as she is now how old is she nowseventy five less than the product of 30 and a number is-225. what is the number?Find the time required for an investment of 5000 dollars to grow to 7600 dollars at an interest rate of 7 percent per year, compounded weekly.15 years from now Maria will be twice as old as Sharon.The current sum of the ages of Maria and Sharon is 42.How old is Sharon right now?Noy is twice as old as Kris. In eight years, Noy will be 4years older than Kris. Find their present ages.