解答
解答
+1
十进制
求解步骤
Given:
给定 的圆直径:
流行的例子
the sum of two numbers is 53. if twice the first number minus three times the second number is 26, find both numbersThe sum of two numbers is 32 . The second number is 5 more than twice the first number.decrease 35 by 60% whats the new amount?Find the accumulated value of an investment of 1400 at 8% compounded quarterly for 4 years.15 years from now John will be twice as old as Peter.The current sum of the ages of John and Peter is 21.How old is Peter right now?