exam Maths Puzzle Numerical Ability

The graph of a linear function is represented by 3x + 6y + 9 = 0.

Which of the following data represents the same graph? (Select three.)

Line passing through points (1, &#87

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exam Other Question
solve the following system of equations by augumented matrix methods:
2x1 + x2=3
x1+ 2x2 =4

then solve system of equations by inverse matrix methods. The installed cost of a water heater was $410 . This includes both the cost of the water heater and the labour required to do it. GST was $20.50 and PST was $20.30 for a final pric