Question

a)-32/25a *(-5/8d)*(-5c)=

б)1,4a-(2,5-a)+(1,3-2,3a)=

в)7/3(3/7-3y)-2(y-x)=

Answer 1

б)1,4а-(2,5-а)+(1,3-2,3а)=1,4а-2,5+а+1,3-2,3а=0,9а-1,2

в)7/3(3/7-3у)-2(y-x)=1-7y+2y+x=1-5y+x