Mathematics for IGCSE & O level - Equations (Section 6 - No. 21)
What is the goal when using the elimination method to solve simultaneous equations?
To isolate one variable in each equation
To eliminate one variable by adding or subtracting the equations
To make the coefficients of one variable equal
To solve for both variables simultaneously
Explanation
The core idea of elimination is to manipulate the equations so that when you add or subtract them, one of the variables disappears.
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