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OpenStudy (anonymous):
Is this D?
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OpenStudy (mtalhahassan2):
Hi
geerky42 (geerky42):
No this is Patrick!
OpenStudy (mtalhahassan2):
What is the question
OpenStudy (anonymous):
OpenStudy (dmndlife24):
square both sides to get 8 + 2x = x^2
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OpenStudy (dmndlife24):
Subtract 8 and 2x from both sides to get 0 = x^2 - 2x - 8 The two numbers the multiply to get -8 and add to get -2 are -4 and 2... 0 = (x - 4)(x + 2) Set each factor equal to zero to solve for x... x - 4 = 0 +4 +4 x = 4 x + 2 = 0 -2 -2 x = -2 So x equals -2 and 4
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