Answer :

kirstenrewis

5y-8x-y+12x

4y+4x

the answer is 4y+4x

alexiabuch
4y+4x ... I did this because there's only two terms ; x and y... 5-1 = 4 and -8+12 =4 ; should be written in alphabetical order so 4x+4y is your answer

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