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Can someone please help me
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4 votes
Can someone please help me

Can someone please help me-example-1
User Kariem
by
5.0k points

1 Answer

4 votes

Answer:

B

Explanation:

x²+2x=19 add 1 to both sides which gives you x²+2x+1=20

x²+2x+1 is the same as (x+1)²

Therefore (x+1)²=20

User Hirad Nikoo
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