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tiny-mole [99]
2 years ago
9

(+5)+(-2)+(+20) solve

Mathematics
2 answers:
Veseljchak [2.6K]2 years ago
5 0

Answer:

5(x-2)^2=20

5(x^2-4)=20

5x^2-20=20

5x^2-20-20=0

5x^2-40=0

5x^2+0x-40=0

Step-by-step explanation:

hope this is helpfull

Darina [25.2K]2 years ago
4 0

Answer:

23

Step-by-step explanation:

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