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Ivanshal [37]
3 years ago
12

PLEASE HELP!! ASAP! Thank you!

Mathematics
2 answers:
ASHA 777 [7]3 years ago
6 0
X^2+2x=19
x^2+2x+1=20
(x+1)^2=20

nexus9112 [7]3 years ago
3 0
x^2+2x=19\\
x^2+2x+1=20\\
(x+1)^2=20
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