-4(5 - 6,d) + 20 (2,2 - 1,3 d)=-4*5+(-4)*(-6d)+20*2,2+20*(-1,3d)=-20+24d+44-26d=24-2d
Ответ:
-20+24d +44-26d=24-2d
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-4(5 - 6,d) + 20 (2,2 - 1,3 d)=-4*5+(-4)*(-6d)+20*2,2+20*(-1,3d)=-20+24d+44-26d=24-2d
Ответ:
-20+24d +44-26d=24-2d