Answer:
[tex](6 * n + 3)^{3}[/tex] - 12
Step-by-step explanation:
Twelve less than the cube of the sum of six times a number and three.
1. Change the words into numbers and math symbols.
Twelve = 12
Less than = subtract -
sum of six times a number and three = (6 * n + 3)
cube = exponent 3
2. Write the problem.
[tex](6 * n + 3)^{3}[/tex] - 12