1.
(y/2)-y=-m
-1/2*y=-m
y=2m
2/3y-1/12(y+15)=y/2-m
2/3y-1/12y-5/4=y/2-m
(2/3-1/12-1/2)y=5/4-m
1/12y=5/4-m
y=15-12m
2m=15-12m
14m=15
m=15/14
2.
(x^2+1)/x=(2^1+1)/2
(x^2+1)/x=(3^2+1)/3
(x^2+1)/x=101/10=(10^2+1)/10
解为x1=10,x2=1/10
1.
(y/2)-y=-m
-1/2*y=-m
y=2m
2/3y-1/12(y+15)=y/2-m
2/3y-1/12y-5/4=y/2-m
(2/3-1/12-1/2)y=5/4-m
1/12y=5/4-m
y=15-12m
2m=15-12m
14m=15
m=15/14
2.
(x^2+1)/x=(2^1+1)/2
(x^2+1)/x=(3^2+1)/3
(x^2+1)/x=101/10=(10^2+1)/10
解为x1=10,x2=1/10