oblicz x+5=10, 2x+3=15, 5x+13=23, 3x+11=41, -x+2=8, -x+5=-2, -2x+7=11, -5x+3=-12, 3*(1-x)+2=-7
dam naj tylko szybko xD
x+5=10
x=10-5
x=5
2x+3=15
2x=15-3
2x=12
x=6
5x+13=23
5x=23-13
5x=10
x=2
3x+11=41
3x=41-11
3x=30
x=10
-x+2=8
-x=8-2
-x=6
x=-6
-x+5=-2
-x=-2-5
-x=-7
x=7
-2x+7=11
-2x=11-7
-2x=4
x=-2
-5x+3=-12
-5x=-12-3
-5x=-15
x=3
3*(1-x)+2=-7
3-3x+2=-7
-3x=-7-5
-3x=-12
x=4
2x=12|:2
5x=10|:5
3x=30|:3
-x = 8-2
-x=6 |* (-1)
x= -6
-x + 5 =8
-x=8-5
-x=3 |* (-1)
x= -3
-2x= 11-7
-2x=4|: (-2)
x= -2
-5x = -12-3
-5x = -15 |: (-5)
-3x=-7-3-2
-3x=-12 |: (-3)
x= 4
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x+5=10
x=10-5
x=5
2x+3=15
2x=15-3
2x=12
x=6
5x+13=23
5x=23-13
5x=10
x=2
3x+11=41
3x=41-11
3x=30
x=10
-x+2=8
-x=8-2
-x=6
x=-6
-x+5=-2
-x=-2-5
-x=-7
x=7
-2x+7=11
-2x=11-7
-2x=4
x=-2
-5x+3=-12
-5x=-12-3
-5x=-15
x=3
3*(1-x)+2=-7
3-3x+2=-7
-3x=-7-5
-3x=-12
x=4
x+5=10
x=10-5
x=5
2x+3=15
2x=15-3
2x=12|:2
x=6
5x+13=23
5x=23-13
5x=10|:5
x=2
3x+11=41
3x=41-11
3x=30|:3
x=10
-x+2=8
-x = 8-2
-x=6 |* (-1)
x= -6
-x + 5 =8
-x=8-5
-x=3 |* (-1)
x= -3
-2x+7=11
-2x= 11-7
-2x=4|: (-2)
x= -2
-5x+3=-12
-5x = -12-3
-5x = -15 |: (-5)
x=3
3*(1-x)+2=-7
3-3x+2=-7
-3x=-7-3-2
-3x=-12 |: (-3)
x= 4