(6+7-1)*9

To solve the expression (6 + 7 - 1) * 9, follow the order of operations:

1. Calculate inside the parentheses: \( 6 + 7 - 1 = 12 \)

2. Now multiply the result by 9: \( 12 * 9 = 108 \)

Therefore, the answer is \( 108 \).