Lời Giải
Three times the sum of a number and 7 is equivalent to 57.
Lời Giải
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Represent the number with
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The diện tích of a square is 108 ft2. Which of the following represents the length of one side?Five years ago I was five times my son's age. In 8 years I will be 3 times by son's age.if a square box lid as an diện tích of 40 square inches what is the length of one sideLucy is 12 years old. Her mother is thrice LucyLondon is going to invest in an account paying an interest rate of 5.7% compounded continuously. How much would London need to invest, to the nearest ten dollars, for the value of the account to reach 281,000 in 19 years?