simplify -(49-a2)-9a2
Answers
Answered by
17
Answer: -49-8a²
Step-by-step explanation:
-(49-a²)-9a²
-49+a²-9a²
-49-8a²
Answered by
2
Step-by-step explanation:
-49+a²-9a²
-49-8a²
................
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