Find the equations of the system shown on the graphing calculator screen.10
-10
A. 5x + y = 20
2x - y = 1
B. y = 2x + 1
y = -0.3x - 5.9
C. x + y = 1
x - 3y = -9
D. x + 4y = 22
x - 2y = -8
Answer: D
Mathematics
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