5×(2x+3)-3(4-x)=3
10х+15-12+3х=3
13х=3-3
х=0
1/2×(2-x)+3/4(x-1)=1/12
1-1/2х+3/4х-3/4=1/12
1/4х=-1/6
х=-2/3
1/4×(3x+1)+2(1/2-x) =2
3/4х+1/4+1-2х=2
-1 1/4х=3/4
-5/4x=3/4
х=-3/5
5×(2x+3)-3(4-x)=3
10х+15-12+3х=3
13х=3-3
х=0
1/2×(2-x)+3/4(x-1)=1/12
1-1/2х+3/4х-3/4=1/12
1/4х=-1/6
х=-2/3
1/4×(3x+1)+2(1/2-x) =2
3/4х+1/4+1-2х=2
-1 1/4х=3/4
-5/4x=3/4
х=-3/5