Respuesta :

sqdancefan

9514 1404 393

Answer:

  • x = 4
  • JL = 16

Step-by-step explanation:

a) You go about this by using the given equation.

  Left + Right = Total

  JK + KL = JL

  (2x -3) + 11 = 4x

  8 = 2x . . . . . simplify, subtract 2x

  4 = x . . . . . . divide by 2

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b) JL = 4x = 4·4

  JL = 16