8ee8a Worksheets
Expressions & Equations
Analyze and solve linear equations and pairs of simultaneous linear equations.
8Analyze and solve pairs of simultaneous linear equations.
a Understand that solutions to a system of two linear equations in two variables correspond to points of intersection of their graphs, because points of intersection satisfy both equations simultaneously.
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- Find the exact point where two lines cross by solving both equations together.
- Use substitution to plug one equation into the other and solve for x and y.
- Use elimination to combine equations and solve for the ordered pair.
- Check your solution by plugging the x and y values back into both equations.
