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kvv77 [185]
3 years ago
15

7)Twice a number when decreased by 7 gives 45. Find the number.​

Mathematics
1 answer:
kirza4 [7]3 years ago
4 0
Isn’t it 26... cuz 26x2 is 52 then subtract 7 which is 45
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So be know a=11 and b= 60
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11^2+60^2=3721
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2 years ago
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Sergeeva-Olga [200]

Answer:

D. (x-6)(x-5)

Step-by-step explanation:

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here's the solution,

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