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Solve the System Mentally, Without the Use of a Calculator

Question 51

Multiple Choice

Solve the system mentally, without the use of a calculator or pencil-and-paper calculation. Try to visualize the graphs of both lines:
-Solve the system mentally, without the use of a calculator or pencil-and-paper calculation. Try to visualize the graphs of both lines: - A) x = 9; y = 2 B) x = 4; y = 9 C) D) x = 9; y = 4


A) x = 9; y = 2
B) x = 4; y = 9
C) Solve the system mentally, without the use of a calculator or pencil-and-paper calculation. Try to visualize the graphs of both lines: - A) x = 9; y = 2 B) x = 4; y = 9 C) D) x = 9; y = 4
D) x = 9; y = 4

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