5/8*(-3,62-1,18)=(5/8)*(-4,8)=(5/8)*8*(-0,6)=5*(-0,6)=-3
2) a) 6+a(4-5+1-7)=6-7a
b) (5p-6p-6p)-(10+18-27)=-7p-1
5/8*(-3,62-1,18)=(5/8)*(-4,8)=(5/8)*8*(-0,6)=5*(-0,6)=-3
2) a) 6+a(4-5+1-7)=6-7a
b) (5p-6p-6p)-(10+18-27)=-7p-1
2a)=-7a+6
б)=5p-10-6p-18-6p+27=-7p-1
в)5/7(2,8c-4 1/5d)-2,4(5/6c -1,5d)=2c-3d-2c+3,6d=0,6d