Explain when each method(graphing, substitution,linear combinations) is a good method to find a solution to a system of equations.

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06-03-2014
Mathematics

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Explain when each method(graphing, substitution,linear combinations) is a good method to find a solution to a system of equations.

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callmejuliee callmejuliee · Answer 1 · 2014-03-06T07:15:00-05:00

callmejuliee callmejuliee

06-03-2014

Graphing is a good method when you have small integers or fractions as your slope.
Substitution is a good method when you have two equations, and when one of the coefficient of the variables is one.
Linear combinations is a good method when you have the same coefficient for the same variable in 2 different equations.

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deathstrike001 deathstrike001 · Answer 2 · 2014-03-06T08:06:08-05:00

deathstrike001 deathstrike001

06-03-2014

Graphing is good to graph a line. Substitution is good because you have to subtitute the value whichis easy and elimination is good just to find oone variable first and the other variable

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