Simultaneous Equations
Cycling Puzzle Solution By Substitution
Simultaneous Equations
Solving linear equations {revision} Solving rational equations Linear inequalities
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Graphs of linear equations Solving simultaneous equations (bicycle problem)
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We will now consider some algebraic methods for solving simultaneous equations.
The method of solution by substitution is used when at least one equation is given with either x or y as the subject of the formula. We substitute an expression for this variable into another equation.
The method of solution by substitution is used when at least one equation is given with either x or y as the subject of the formula. We substitute an expression for this variable into another equation.