Add. (−5x4+6x3−43)+(6x5−x2+12x+12)

Express the answer in standard form.

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6x^5 - 5x^4 - x^2 + 12x - 31

Explanation:

I hope this helped!

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- Zack Slocum

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-13

step-by-step explanation:

f(x)=2x-5 for f(-4)

f(-4)   means let x=-4

f(-4) = 2(-4) -5

f(-4) =-8-5

      = -13

these sign is used to tell weather the number is greater or less than the number   <   or >     but this sign means its equal =    

hope this you and

step-by-step explanation: