解
解
解答ステップ
Translate the problem into an equation:
人気の例
7 decreased 4 times a numberIf 3 times a certain number is increased by 4 the result is 28. What is the number?If x is the number, which of the following equations could be used to 解く the number?8400 dollars is placed in an account with an annual interest rate of 6.75%. To the nearest year, how long will it take for the account value to reach 27200 dollars?A father is 10 times as old as his son. In 5 years the father will be 5 times as old as his son. How old is the father now and old is the son now?Kate has 70, 000 in a savings account that earns 8% interest per year.The interest is not compounded.How much interest will she earn in 1 years?