x=13/7
×=12+3
×=15
×=5×3
×=15
3X=28-10
3X=18
X=18/3
x=6/1
4x=11-7
4x=4
x=4/4
x=1
-2x=7-9
-2x= -2
x=-2/-2
x=1
4x-2x=16-7
2x = 9
x=9/2
x+5x=10+2
6x=12
x=12/6
x=2/1
-3x+7x= -4+8
4x= 4
x=4/4
x=1
2t+5t= 12-5
7t=7
t=7/7
t=1
7x-6x=3+6
x=9
7x-3x=2+5
4x=7
x=7/4
8x+8=12-4x
8x+4x=12-8
12x=4
x=4/12
☺☺