the answer is in the picture
If y varies inversely with x and y =5 when x=20 find x when y = -4
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GIVEN:
We are given two points on a line and these are;
Required;
We are required to determine the slope of the line passing through these points.
Step-by-step solution;
The slope of a line is given by the formula;
The variables are;
We can now substitute these into the formula and then simplify;
ANSWER:
The slope of the line passing through the given points is;