(x + 4)2 – (x - 5)2 = 9
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Answered by
1
this an wrong questions
2 is square or an number
Answered by
0
Answer:
-9
Step-by-step explanation:
(x+4)2-(x+5)2=9
2x+8-2x+10=9
2x+8-2x=9-10
2x+8-2x=-1
2x-2x=-1-8
0= -9
hope it was help full,
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