haydeng1
haydeng1
01-07-2017
Mathematics
contestada
Subtract (2x^3+9x-8)-(4x^2-15x+7)
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martha1718
martha1718
01-07-2017
(2x^3+9x)-(4x^2-15x+7)
(8x+9x)-(16x-15x+7)
(17x)-(1x+7)
16x+7
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