Помогите пожалуйста!
1)4 (0,2x-7) - 5 (0,3x + 6) = 5
2)-1,6 (3,8 + x)=4,8 (x+ 1,4)
3)7(0,4x-0,1)-5 (0,4x-0,6)=-2x - 0,5
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