x/0.7-0.17-0.2x/0.03=1
x(1/0.7-2/0.3)=1+0.17
x(0.3-2*0.7)/0.21=1.17
x(-1.1)/0.21=1.17
x=-1.17*0.21/1.1
x= -0.22336
9(-2/3+1/2)=3/2y
y=2*3(-2/3+1/2)
y=-2*2+3
y=-1
3/2(x+1)— x+1/6=1
(3/2-1)x=1-3/2-1/6
x/2=(6-9-1)/6
x=-4/3
x/0.7-0.17-0.2x/0.03=1
x(1/0.7-2/0.3)=1+0.17
x(0.3-2*0.7)/0.21=1.17
x(-1.1)/0.21=1.17
x=-1.17*0.21/1.1
x= -0.22336
9(-2/3+1/2)=3/2y
y=2*3(-2/3+1/2)
y=-2*2+3
y=-1
3/2(x+1)— x+1/6=1
(3/2-1)x=1-3/2-1/6
x/2=(6-9-1)/6
x=-4/3