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 :

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