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OpenStudy (anonymous):
-4 sqrt x+9=20
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OpenStudy (anonymous):
the answer is no solution
OpenStudy (anonymous):
are you sure?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
positive
OpenStudy (anonymous):
well then uh how did you do it
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OpenStudy (anonymous):
-4 sqrt x+9=20 -4 sqrt(x) + 9 = 20 -4 sqrt(x) = 11 sqrt(x) = -11/4 square both sides x = 121/16
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