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OpenStudy (anonymous):
(x2-8+16) - (-2x2-3x2-6)
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OpenStudy (anonymous):
are you saying x^2 or are you missing a value?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
which one is it?
OpenStudy (anonymous):
(x^2 -8+16) - (-2x^2-3x^2-6)
OpenStudy (anonymous):
ok, so it should be x^2+8+2x^2-3x^2-6, and the answer should be 2
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