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(x-?)(x-3)=x2-10x+21 Find the missing number
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1 vote
(x-?)(x-3)=x2-10x+21
Find the missing number

User Minsheng Liu
by
6.7k points

1 Answer

4 votes

Answer:

7

Explanation:

User Nunofmendes
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6.4k points
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