Odpowiedź :
[tex]\frac{x_{A} + x_{B}}{2}= -5\\\frac{6 + x_{B}}{2} = -5\\6 + x_{B} = -10\\x_{B} = -16\\\\\frac{y_{A} + y_{B}}{2}= 2\\\frac{-3 + y_{B}}{2} = 2\\-3 + y_{B} = 4\\y_{B} = 7\\\\\\B(-16,7)[/tex]
[tex]\frac{x_{A} + x_{B}}{2}= -5\\\frac{6 + x_{B}}{2} = -5\\6 + x_{B} = -10\\x_{B} = -16\\\\\frac{y_{A} + y_{B}}{2}= 2\\\frac{-3 + y_{B}}{2} = 2\\-3 + y_{B} = 4\\y_{B} = 7\\\\\\B(-16,7)[/tex]