exam Maths Puzzle Numerical Ability

Write an expression for the slope of a line passing through the points (0,3) and (x, -9). What value of x will make the fraction equivalent to -2.

Thank you!!!
Melanie

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exam Other Question
A diameter that is perpendicular to a chord___the chord and its arc

Tangents to a circle from a point are (a)___ and (b) each tangent is ___ to the radius drawn to the point of tangency 1.) Find the midpoint and the slope of the segment joining the two points:
(6,-8) (-5,4)

2.)Find the domain and range of f(x)= x +2/x and include a graph of the function
**/=fraction bar