9X-25=2
9x=2+25
9x=27
X=27:9
X=3
6x=48-2x
6x+2x=48
8x=48:8
X=6
-y+37=-7y+1
-y+7y=1-37
6y=-36
y=-36:6
y=-6
10z-5=5-13z
10z+13z=5+5
23z=10
z=10:23
z=0.4
9X-25=2
9x=2+25
9x=27
X=27:9
X=3
6x=48-2x
6x+2x=48
8x=48:8
X=6
-y+37=-7y+1
-y+7y=1-37
6y=-36
y=-36:6
y=-6
10z-5=5-13z
10z+13z=5+5
23z=10
z=10:23
z=0.4