tersr4ebmscc
tersr4ebmscc tersr4ebmscc
  • 18-10-2016
  • Mathematics
contestada

help please. . PT= x+2, TR=y, QT+2x, TS=y .

Respuesta :

Hagrid
Hagrid Hagrid
  • 27-10-2016

This is a trial and error answer.

Suppose that QT = -3, then

x + 2 = y

2x = y + 3

Apply substitution,

2x = (x+2) + 3

2x = x + 5

x = 5

y = 7

chek your answer,

x + 2 = y

5 + 2 = 7
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