Решить уравнения
1)4,5(х-1)-2,3(х+2)=2,1х
2)х+1/2х+1/3х=33

1)4,5(х-1)-2,3(х+2)=2,1х4,5x-4,5-2,3x-4,6=2,1x2,2x-9,1=2,1x2,2x-2,1x=9,10,1x=9,1x=9,1:0,1x=912)х+1/2х+1/3х=33 1 5/6x=33x=33:1 5/6 x=33:11/6x=33*6/11x=18