Mathematics, 08.12.2020 16:00 soccerjessie6846
When using the substitution method for solving a system of linear equations in three variables what should be the first step?
Start by guessing at values for the variables
Add any two equations together to create one equation
Solve one equation for one of its variables
Graph the three equations
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When using the substitution method for solving a system of linear equations in three variables what...
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