解答
解答
求解步骤
Represent the number with
A.T.Q.:
求解
流行的例子
Three years ago, Tina was three times as old as George. Now, Tina is twice as old as George. How old are Tina and George currently?what number is 15% of 60Five times the sum of a number and 4 is-15The sum of three times a first number and twice a second number is 42 . If the second number is subtracted from twice the first number, the result is 14 . Find the first number.Find three consecutive even integers such that the sum of the smallest number and twice the middle number is 20 more than the largest number.