exam Maths Puzzle Numerical Ability

Find the slope of the line passing thourgh the points (-9,-4) and (0,-4)

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exam Other Question

If f(x)=x+4 and g(x)=2x^2-x-1, find the composition (fog)(2) please I could use some help.
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If A is a point on the line with equation y= x-1 and 2squarerootsof2 units from B (-4,1) find the coordinates of A.