Rozwiąż równania
a) 3x-1=5x
b) y-3=9-y
c) 1/2z +6=z-1
3x-5x = 1
-2x = 1 /: (-2)
x = -0,5b) y-3=9-y
y+y = 9+3
2y = 12 /:2
y = 6c) 1/2z +6=z-1
0,5z - z = -1 -6
-0,5z = -7 / : (-0,5)
z = 14
3x-5x=1
-2x=1/:2
x=0,5
y+y=9+3
2y=12/:2
y=6
c)1/2z+6=z-1
1/2z-z=-1-6
-1/2z=-7/:(-1/2)
z=14
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a) 3x-1=5x
3x-5x = 1
-2x = 1 /: (-2)
x = -0,5
b) y-3=9-y
y+y = 9+3
2y = 12 /:2
y = 6
c) 1/2z +6=z-1
0,5z - z = -1 -6
-0,5z = -7 / : (-0,5)
z = 14
a) 3x-1=5x
3x-5x=1
-2x=1/:2
x=0,5
b) y-3=9-y
y+y=9+3
2y=12/:2
y=6
c)1/2z+6=z-1
1/2z-z=-1-6
-1/2z=-7/:(-1/2)
z=14