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Solve the System Mentally, Without the Use of a Calculator

Question 3

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 = 5; y = -8 B) x = 3, y = 7 C) x = -5; y = 8 D) x = 5; y = 4


A) x = 5; y = -8
B) x = 3, y = 7
C) x = -5; y = 8
D) x = 5; y = 4

Correct Answer:

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