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Mathematics 10 Online
OpenStudy (anonymous):

Simplify the difference. (-7x-5x^4+5)-(-7x^4-5-9x)

OpenStudy (anonymous):

2x^4+2x+10 or 2(x^4+x+5)

OpenStudy (anonymous):

how did u get that

jimthompson5910 (jim_thompson5910):

(-7x-5x^4+5)-(-7x^4-5-9x) (-7x-5x^4+5)-(-7x^4)-(-5)-(-9x) -7x-5x^4+5+7x^4+5+9x (-5x^4+7x^4)+(9x-7x)+(5+5) 2x^4 + 2x + 10

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