exam Maths Puzzle Numerical Ability

Hello. Can you please help me with this? I need to complete the given pairs so that each ordered pair satisfies the given equation.

x+2y=1 (0, ) (-2, ) (2, )


I appreciate your help and thank you so much in advance.

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exam Other Question

Determine which two equations represent perpendicular lines.
(a) y = 4x - 7
(b) y = x + 7
(c) y = - x + 7
(d) y = x - 7



c/2-d/5=-4 and c-d/5=-8 solve by substitution method