exam Maths Puzzle Numerical Ability

Can someone help me on this?

I need to graph the solution set of x > -7.
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Thanks, Lyn

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exam Other Question

Identify the vertex , axis of symmetry, and direction of opening for
y=2(x+3)^2-5.

Thanks Help please: Determine algebraically whether the lines are parallel, perpendicular or neither. State the number of solution.

x - y = 5
x = 5 - y