The coordinates of point Y is (-10,5). The midpoint of XY is (3,-5). Find the coordinates of point X
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<u> </u><u>Sub (1, -5) into equation to find '</u><em><u>b'</u></em><u />
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<u> </u><u>Sub (1, -5) into equation to find '</u><em><u>b'</u></em><u />
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Related angle is 45 degrees, set up a triangle and use exact trig values to solve for x and y, then rationalise the denominators
