1.

The graph of the equation x – 7y = -42 intersects the y-axis at P(α, β) and the graph of 6x + y – 15 = 0, intersects the x-axis at Q(γ, δ) what is the value of α + β + γ + δ?

A. 6
B. 17/2
C. 9/2
D. 5
Answer» C. 9/2


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