Same set up as the problem
to the left. Fill in the blanks.
25
39

Answer:
In a quiz, positive marks are given for correct answers and negative marks are ... a − (−b) = 21 − (−18) = 21 + 18 = 39 ... (i) He jumps 3 steps down and then jumps back 2 steps up.
Step-by-step explanation:
make me as brain liest