# Algebra Chapter 6 AND 7 Vocabulary

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Get AccessBreak-even point

The point where the cost and income functions are equal.

System of Linear Equations

When two or more equations define a relationship between quantities.

Substitution Method

A process of solving a system of equations by substituting a variable in one equation with an equivalent expression.

Consistent Systems

Systems that have one or many solutions.

Inconsistent Systems

Systems with no solutions.

Linear Combinations Method

A process of solving a system of equations by adding two equations together, resulting in an equation with one variable.

Half-plane

The graph of a linear inequality

Constraints

Another name for the inequalities in a system of inequalities

Solution to a System of Linear Inequalities

The intersection of the solutions to each inequality

Linear Programming

A branch of mathematics that determines the maximum and minimum value of linear expressions on a region produced by a system of linear inequalities

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