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OpenStudy (anonymous):
Solve: (7x+2)^2=64
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OpenStudy (anonymous):
7x+2=8 7x=6 x=6/7
OpenStudy (anonymous):
open the square 7x^2 +4+28x=64
OpenStudy (anonymous):
IS the other part -10/7 or 10/7?
OpenStudy (pratyush5):
@esamalaa is correct. He has taken square root of both sides.
OpenStudy (pratyush5):
10 ?
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OpenStudy (anonymous):
It has two solutions @esamalaa
OpenStudy (pratyush5):
Oh right. Yes the the other part will be -10/7
OpenStudy (anonymous):
correct -10/7
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