Problem
If $f(x)=-5 x+2$, find $f(-2)$ $f(-2)=$
Solution
Step 1 ：Substitute \(x = -2\) into the function \(f(x) = -5x + 2\).
Step 2 ：So, \(f(-2) = -5(-2) + 2\).
Step 3 ：This simplifies to \(f(-2) = 10 + 2\).
Step 4 ：Therefore, \(\boxed{f(-2) = 12}\).
