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8x-5x=x+8
3x-x=8
2x=8
x=8/2
x=4
b)
3x+6=2x+13
3x-2x=13-6
x=7
c)
5x-7=2-4x
5x+4x=2+7
9x=9
x=9/9
x=1
d)
3x+x+4=2x+10
4x-2x=10-4
6x=6
x=6/6
x=1
e)
4x+7-x=5+2x
3x-2x=5-7
x=-2
f)
8-x=3x+2x+5
8-5=5x+x
3=6x
3/6=x
1/2=x