Try another version of this question Translate and simplify the expression: The sum of -12 and 13, increased by 13 =
Calculated Results: Box 1: Enter your answer as an expression. Example: 3x^2+1, x/5, (a+b)/c
Box 2: Enter your answer as an integer or decimal number. Examples: 3, -4, 5.5172
Be sure your variables match those in the question `(-12+13)+13`
Enter DNE for Does Not Exist, oo for Infinity 14