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Mathematics 8 Online
AnakKrakatau1883:

The graph plots four equations, A, B, C, and D: Line A joins ordered pair negative 6, 16 and 9, negative 4. Line B joins ordered pair negative 2, 20 and 8, 0. Line C joins ordered pair negative 7, negative 6 and 6, 20. Line D joins ordered pair 7, 20 and 0, negative 7. Which pair of equations has (2, 12) as its solution? Equation A and Equation C Equation B and Equation C Equation C and Equation D Equation B and Equation D

leslief007:

a and c

AnakKrakatau1883:

The answer is B and C because they cross at a point on the graph.

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