1. if z= -9, find the value of 2/3 z + 6

The given expression is,23z + 6put z = -9, we get23z + 6 = 23×-9 + 6 = 2×-3 + 6 = -6 + 6 = 0

  • 0
= 2/3z+6
= 2/3*-9 +6
= -15

(I am not sure but it might be -15)
Because = 2/3=-1
= -1*-9=(-9)
= -9+6=-15

  • 0
= 2/3z+6
= 2/3 x (-9) + 6= (-6) + 6
= 0
  • 1
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