KieraKimball KieraKimball
  • 14-01-2019
  • Mathematics
contestada

what is the value of 7(3x -4) + 15 when x = 6

Respuesta :

Ammimochi
Ammimochi Ammimochi
  • 14-01-2019

Expand

21x - 28 + 15

Collect like terms

21x + (-28 + 15)

Simplify

21x - 13

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