ravensauvageau ravensauvageau
  • 26-04-2018
  • Mathematics
contestada

B is the midpoint of AC. If AB= x+5 and BC= 2x-11, find the measurement of AB

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choixongdong
choixongdong choixongdong
  • 26-04-2018
B is the midpoint of AC
so
AB = BC
x+5 =  2x-11
x - 2x = -11 - 5
-x = -16
x = 16

AB = 16 +5
AB = 21

answer
21
Answer Link
mknzynonrcross
mknzynonrcross mknzynonrcross
  • 26-04-2018
x  +  5  =   2x  -   11
-x   +11     -x      +11
x =16
Answer Link

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