Решите плиз!!!!!!!!!!!

Question

Решите плиз!!!!!!!!!!!

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Answer 1

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Answer 2

1)-2x-6x=-3+1 2/5
-8x=-4.4
x=-4.4:(-8)
x=0.55
2)-3x-5x=-3-2.4
-8x=-5.4
x=-5.4:(-8)
x=0.675
3)=6m-2m-3/5+4m-11/20=8m-12/20-11/20=8m-22/20=8m-11/10=8m-1 1/10
4)=-4m-2m+3+m-1.5=-5m+1.5