Real-life examples of linear equations include distance and rate problems, pricing problems, calculating dimensions and mixing different percentages of solutions. One application of linear equations is illustrated in fin... More » Math Algebra

Real world uses for linear functions include solving problems and finding unknowns in engineering, economics and finances. A linear function describes a gradual rate of change, either positive or negative. When drawn, it... More » Math Algebra

A ladder placed against a building is a real life example of a linear pair. Two angles are considered a linear pair if each of the angles are adjacent to one another and these two unshared rays form a line. The ladder wo... More » Science Earth Science
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Linear equations are used to solve problems involving distance, speed and time, especially in transportation and travel. They are also used to solve problems of weight, mass and density. More » Math Algebra

Basic two-variable linear programming problems with numerical solutions and illustrative graphs are available on Wikipedia has more advanced examples represented as pure algebra and a discussion about alg... More » Math Algebra

Algebra is a method of solving mathematical equations in a way that allows a person to derive unknown quantities, such as bank interest, percentages or proportions. The use of letter variables in algebra to represent unk... More » Math Algebra

Linear equations may be solved by isolating the variable or variables. Solving linear equations involves undoing whatever operations have been done to the variable and putting the variable alone on one side of the equal ... More » Math Algebra