3(4x+2)-5

Simplify by distribution and combining like terms:

• 3(4x + 2) = 12x + 6
• Then subtract 5: 12x + 6 - 5 = 12x + 1

Answer: 12x + 1

Check: for x = 0, original gives 3(2) - 5 = 1, and 12(0) + 1 = 1, so it matches.