Canon F-789SGA Calculator User Manual


 
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Example: Solve the simultaneous equation with three
unknowns:
2x + 4y – 4z = 20
2x – 2y + 4z = 8
5x – 2y – 2z = 20
(3 unknowns)
X=
Y=
Z=
3
3
4
DisplayKey in operation
11
2