Seudónimo Seudónimo
  • 25-01-2017
  • Mathematics
contestada

can someone please help me

can someone please help me class=

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Аноним Аноним
  • 29-01-2017
BD would be exact half than AE
AE = 2 BD
4x + 20 = 2(3x + 5)
4x + 20 = 6x + 10
6x - 4x = 20 - 10
2x = 10
x = 5

2) BD = 3x+5 = 3(5) + 5 = 15 + 5 = 20

3) AE = 4x + 20 = 4(5) + 20 = 20 + 20 = 40

Hope this helps!
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