38 - (-7)

To solve the expression \( 38 - (-7) \), you can rewrite it as:

\[ 38 + 7 \]

This is because subtracting a negative number is the same as adding a positive number. Now, calculate the sum:

\[ 38 + 7 = 45 \]

So, \( 38 - (-7) = 45 \).