解答
Danny is 8 years older than Jacquereta. In 5 years the sum of their ages will be 74. How old is Danny now?
解答
求解步骤
Translate the problem into an equation:
求解
流行的例子
The 直径 of a circle is 3 miles. What is the area?if jimmy has 3 apples and he looks at one the wrong way, how many jimmys are there?Find the 周长 of a circle whose area is 64pi square unitsNorma is saving up money to buy a car. Norma puts 7,025.00 into an account which earns 12.28% interest, compounded annually. How much will she have in the account after 8 years?Jenny deposits \$800 into an account that pays simple interest at a rate of 5% per year. How much interest will she be paid in the first 2 years?