Tools for Solving Word Problems
To solve word problems, carefully consider the problem to establish what you are looking for and give it a label, identify the essential information, then build and solve an algebraic equation based on that information, and check your answer.
Guidelines for Solving Word Problems
Guidelines for solving a word problem include evaluating and labeling the information given using your experience and common sense, translating that information into an equation, and checking your solution against the equation and the original situa...
Rate, Time, and Distance Problem
To solve a distance problem, a diagram is drawn, an equation developed based on the essential information, the equation is solved, and the solution is checked.
Practical Problem: Find the Number of Pizzas and Subs
Practice evaluating a practical problem, developing an equation based on the essential information using a table to help, then solving the equation.
Practice Solving a Complicated Rate, Time, and Distance Problem
Practice developing an equation to solve a time and distance problem.
Practice Solving a Word Problem
Practice evaluating and solving a word problem.
Finding Coordinates from Points on the Plane
Finding coordinates from points on a graph.
Solving Systems of Equations Using the Elimination Method by Subtraction
Another way to eliminate terms that are additive inverses is by subtraction.
Practical Problem: Boat Speed and River Currents
A word problem involving rate, time, and distance is solved step-by-step using the elimination method.
Problem: The Perimeter of a Rectangle
Writing a system of equations to find the length and width of a rectangle, given the perimeter, and using the formula for finding the perimeter of a rectangle.