Answer:
-2x that's the answer, I think
Step-by-step explanation:
Yung negative 4 I subtract mo sa positive 9x ang sagot ay 5x kase may negative sign yung 4 kaya kailangan mong I subtract then yung 5x I subtract mo ata ulit sa negative 7 ang sagot ay - 2 yan na Explanation ko.
Pero di ako sure dyan but I hope it helps
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