Pete the pilot is 35 years old. His son is 9 years old. In how many years will Pete be exactly three times older than his son
you dont.
Well, first you have to guess the answer and then, you have to check to see if your guess was right or wrong.
public policy is my best guess
If you don't learn to solve equations then guess and check is the only way to arrive at new information.
Check out the related link: YouTube video.
Use a variable to represent the unknown. 'Translate' the words to math symbols and write an equation to solve. Solve the equation. Check.
The rules for solving word problems are read the problem, decide what you need to do, solve the problem, and check your answer.
OK for very simple equations but not much good otherwise.
Check here; this will solve all your problems. http://wiki.answers.com/Q/What_are_spatial_derivatives
no she did not solve any of his problems
To solve problems quickly you must have simple but effective method.
The phonocardiogram detected abnormal heart sounds during the patient's check-up.