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Simultaneous Equations

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What does the point of intersection of two lines represent in simultaneous equations?
The point of intersection represents the solution that satisfies both equations.
How would you represent the equation 2x + 3y = 6 graphically?
Graphically, it represents a straight line in a coordinate plane.
What is the substitution method step to isolate y from the equation 2x + 3y = 6?
To isolate y, rearrange to get y = (6 - 2x)/3.
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