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Margarita [4]
2 years ago
11

X cm

Mathematics
1 answer:
Drupady [299]2 years ago
3 0

Answer:

Step-by-step explanation:

x×x=x²

2×x=2x

2×x=2x

2×2=4

Add like terms to make the equation:

x^{2} +4x+4=7

So<em>:</em>

<em />x^{2} +4x=3

<em />

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