Solution
The sum of two numbers is 98. The difference of the same two numbers is 40. What are the numbers?
Solution
Solution steps
Represent the numbers with :
A.T.Q.:
Popular Examples
A person places 133 in an investment account earning an annual rate of 5.8%, compounded continuously. Using the formula V, equals, P, e, start superscript, r, t, end superscriptV=Pe^{rt}, where V is the value of the account in t years, P is the principal initially invested, e is the base of a natural logarithm, and r is the rate of interest, determine the amount of money, to the nearest cent, in the account after 9 yearsA plane can fly 980 miles in the same time as it takes a car to go 420 miles. If the car travels 80 mph slower than the plane, find the speed of the plane.Tyler is 27 years older than Kimi. In 6 years, the sum of their ages will be 83. How old are they now?If 5 is added 3 times a certain number, the result is 38. What is a certain number?To help with his child’s college fund, John needs to invest. Assuming an interest rate of 2.27% compounded monthly, how much would he have to invest to have 83,700 after 14 years?