Question

Тендеудi шешiндер:
1) 5(3-2у)-4(9-у)=3(у+5);
2) 14(2х-3)-5(х+4)=2(3х+5)+5х
3)9(3х-7)+3(8х-11)=3(9х+8)
4)6(7х-11)-13(х-6)=14(2х+1)

Answer 1

.................. ..............