Module 7 Vocabulary

occurs if the graphs of two linear equations overlap and therefore intersect at infinitely many points

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infinitely many solutions -

occurs when a system of two equations has graphs that never intersect because lines are parallel

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no solution -

to replace a variable with a number or another expression in an algebraic expression

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substitute -

algebraic process of eliminating a variable in a system of equations by combining the equations through addition

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​elimination -

a set of values that make all equations in a system true

​solution of a system of equations -

a set of two or more equations that contain two or more variables

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system of equations -