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-2x = 0
x=0
B)5-3x=7 |-5
-3x=2 | :(-3)
x= -(2/3)
c)2-5x=11 |-2
-5x = 9 |:(-5)
x= -(1 i 4/5)
d)4x-4=12 |+4
4x=16 | :4
x=4
e)x+2=5 |-2
x=3
f)x-3= -7 | +3
x= -4
g)3+2x=5 |-3
2x=2 |:2
x=1
h)2x+2+-3???
-2x=0 /:(-2)
x=0
B)5-3x=7
-3x=2 / :(-3)
x=-⅔
c)2-5x=11
-5x=9 /:(-5)
x=-9/5= -1⅘
d)4x-4=12
4x=16 / :4
x=4
g)3+2x=5
2x=2 /:2
x=1
f)x-3= -7
x=-4
e)x+2=5
x=5-2=3
h)2x+2+-3, żle przepisany przykład =] ale zapewne chodziło o 2x+2=-3
2x+2=-3
2x=-5 /:2
x=-5/2