flojenny17 flojenny17
  • 12-05-2021
  • Mathematics
contestada

HELP PLEASE
17. A triangle has sides of length x, X -3 And x+6 what is the perimeter of the triangle?
A.3x+3
B.3x^3+3
C.3x^3+18
D.3x+9

Respuesta :

largehead987
largehead987 largehead987
  • 12-05-2021

Answer:

A. 3x+3

Step-by-step explanation:

X + (X-3) + X + 6

Add the three X together

3x - 3 + 6

Add -3 + 6  = 3

3x+3

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