Solve for x, y, z
z=9
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y=9
Substitute 9 for x in the equation y=x.
z=y
Solve z=y for z.
z=9
Substitute 9 for y in the equation z=y.
x=9 y=9 z=9
The system is now solved.
Examples
Quadratic equation
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Linear equation
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Matrix
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Simultaneous equation
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Limits
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