1) 3(8а-4)+6а = 24а-12+6а = 30а-12
2) 11с+5(8-с) = 11с+40-5с = 6с+40
3) 7р-2(3р-1) = 7р-6р+2 = р+2
4) -4(3а+2)+8 = -12а-8+8 = -12а
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1) 3(8а-4)+6а = 24а-12+6а = 30а-12
2) 11с+5(8-с) = 11с+40-5с = 6с+40
3) 7р-2(3р-1) = 7р-6р+2 = р+2
4) -4(3а+2)+8 = -12а-8+8 = -12а