Answer:
135 = 135
Step-by-step explanation:
Substitute 'n' with 5 :
6(5)^2-15 = 6(5)^2-15
Solve :
6 (25) - 15 = 6 (25) - 15
150 - 15 = 150 - 15
135 = 135
Sorry if this isn't what they're asking for! I'm not sure if this was just substituting or if it was asking for true or false :)
