3,4х + 1,02/ 1/5 - 1/6= 2х+0,6/ 1/10 - 1/11
3,4х-2х= 1/6-1/11-(1,02 : 1/5) + (0,6 : 1/10)
1,4х=11/66-6/66-(1,02*5)+(0,6*10)
1,4х=5/66-5,1+6
1,4х=5/66+0,9
1,4х=5/66+9/10
1,4х=50/660+9*66/660
1,4х=50/660+594/660
1,4х=644/660
х=644/660 : 1,4
х=644/660 : 14/10
х=644/660 * 10/14
х=46/66
Х+90=860×400
Х+90=344000
Х=344000-90
Х=343910
1.F(x)=6-1/5=5.8
F(x)=6-1/2=5.5
F(x)=6-1/3=5 2/3
F(x)=6-1/ 1/6=6-6=0
2,y=3*3+1=10
y=-4*-4+1=16+1=17
y=5*5+1=26
y=0.5*0.5+1=0.25+1=1.25