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The midpoint of line AB has coordinates of (5,-1). If the coordinates of A are (2,-3), what are the coordinates of B?

Any help is appreciated!

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3 answers

  1. A(2 , -3) , M(5 , -1) , B(X , Y).

    X - 2 = 2(5 - 2),
    X - 2 = 6,
    X = 6 + 2 = 8.

    Y-(-3) = 2(-1 - (-3)),
    Y + 3 = 4,
    Y = 4 - 3 = 1.

    B(8 , 1).

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  2. ok now please solve my geometric problem please

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  3. If the midpoint of line segment AB has coordinates (1,-3) and A= (-9,8) then what is the coordinates of B?

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