berenicev1019 berenicev1019
  • 10-09-2020
  • Mathematics
contestada

Find the following lengths.
X=_____
BC=10

Find the following lengths X BC10 class=

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chanelargueta7
chanelargueta7 chanelargueta7
  • 10-09-2020
I am in 8th and I thinks it’s 2
Answer Link
jimrgrant1 jimrgrant1
  • 10-09-2020

Answer:

see explanation

Step-by-step explanation:

Since B is the midpoint of AC, then

AB = BC , substitute values

3x - 5 = x + 5 ( subtract x from both sides )

2x - 5 - 5 ( add 5 to both sides )

2x = 10 ( divide both sides by 2 )

x = 5

Thus

BC = x + 5 = 5 + 5 = 10

Answer Link

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