解答
Four times a sum of a number and 6 equals 8
解答
求解步骤
Represent the number with
A.T.Q.:
求解
流行的例子
a mother is 4 times as old as her son. two years ago, the sum of their ages is 51. how old is each?Jenny is 9 years younger than Sammie. 5 years ago Sammie was 4 times older than Jenny. How old are each of them right now?20 less than a number is at least 100michael is 2 years older than jason. 16 years ago, jason was half michael's age. how old is jason nowIf a fair coin is tossed 3 times, what is the probability, to the nearest thousandth, of getting 恰当ly 1 tails?