SOLUTION: M(1,2) is the midpoint of line segment RS. If S has the coordinates (8,10), find the coordinates of R

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Question 454393: M(1,2) is the midpoint of line segment RS. If S has the coordinates (8,10), find the coordinates of R
Answer by stanbon(75887) About Me  (Show Source):
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M(1,2) is the midpoint of line segment RS. If S has the coordinates (8,10), find the coordinates of R
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Let the coordinates of "R" be (x,y)
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(x+8)/2 = 1
(y+10)/2 = 2
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x+8 = 2
y+10 = 4
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x = -6
y = -6
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Ans: R(-6.-6)
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Cheers,
Stan H.