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Mathematics 8 Online
OpenStudy (anonymous):

(7x^8 + 7x^7 + 8) - (4x^7 + x + 6) A. 7x^8 + 11x^7 - x - 14 B. 11x^15 + 8x^8 + x + 14 C. 7x^8 + 3x^7 - x + 2 D. 3x^8 + 6x^7 + 2

OpenStudy (anonymous):

is it c.?

OpenStudy (anonymous):

Gather like terms 7x8+(7x7−4x7)+8−x−6 Simplify 7x^8+3x^7−x+2 So yep C :)

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