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3.2 ? Solving Systems by Elimination. Multiply one or both of the equations by a number so that the coefficients of x or y are opposite in sign.Add the equations together thus eliminating a variable. Solve for the variable left.Solve for the other variable.. Example 1 ? Multiplying 1 Equation.
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1. 3.2 – Solving systems word problems Today’s Goal
Review how to solve systems of equations using the Elimination Method.
Write and solve a system of linear equations for a word problem scenario.
Agenda
Elimination Notes
Review Problems from Monday
System Word Problems Practice
2. 3.2 – Solving Systems by Elimination Multiply one or both of the equations by a number so that the coefficients of x or y are opposite in sign.
Add the equations together thus eliminating a variable. Solve for the variable left.
Solve for the other variable.
3. Example 1 – Multiplying 1 Equation Solution = (-2, 6)