解答
The price of gasoline is currently 3.45, this is a 21% increase from a year ago. What was the price of gas a year ago.
解答
求解步骤
Translate the problem into an equation:
流行的例子
One number exceeds another by 8 . The sum of the numbers is 46. What are the numbers?There are 4 consecutive integers that sum to 62. What is the value of the greatest integer?twice the 差集 of a number and 6 is 71 minus a number.A person invests 8000 dollars in a bank. The bank pays 5.25% interest compounded annually. To the nearest tenth of a year, how long must the person leave the money in the bank until it reaches 12700 dollars?