-12-(-34)

To solve the expression \(-12 - (-34)\), you can simplify it by recognizing that subtracting a negative number is the same as adding the positive version of that number. So, the expression can be rewritten as: \[ -12 + 34 \] Now, perform the addition: \[ -12 + 34 = 22 \] Therefore, \(-12 - (-34) = 22\).