Раскройте скобки 3(8+b) 8(x-7) (8-m)*15 22(7x+4) 7(3m+9n-18p) (21a-15b+33c)*12

Question

Математика: Раскройте скобки 3(8+b) 8(x-7) (8-m)*15 22(7x+4) 7(3m+9n-18p) (21a-15b+33c)*12

tretekova86 · Answer

3 (8+b)= 24+3b8 (x-7)= 8x-56(8-m)*15= 120-15m22 (7x+4)= 154x+ 887 (3m+9n-18p)= 21m+63n-126p(21a-15b+33c)*12= 154a-180b+396c...

Раскройте скобки 3(8+b) 8(x-7) (8-m)15 22(7x+4) 7(3m+9n-18p) (21a-15b+33c)12