14) $(-8)-(5)((-7)-9)-5$

Step 1 ：First, solve the operation inside the parentheses, which is \((-7)-9\). The result is \(-16\).

Step 2 ：Next, multiply the result by 5. The result is \(-16*5 = -80\).

Step 3 ：Then, subtract 8 from the result. The result is \(-80 - 8 = -88\).

Step 4 ：Finally, subtract 5 from the result. The result is \(-88 - 5 = -93\).

Step 5 ：The final answer is \(\boxed{-93}\).