Simplify the expression. 1) $-5(-1+p)-7 p$

Step 1 ：The given expression is \(-5(-1+p)-7 p\).

Step 2 ：Distribute the -5 into the parentheses to get \(5 - 5p - 7p\).

Step 3 ：Combine like terms to get \(5 - 12p\).

Step 4 ：So, the simplified expression is \(\boxed{5 - 12p}\).