1/2z+6=z-1 pomocy prosze
1/2z + 6 = z - 1
1/2z - z = -1 - 6
-1/2z = -7 /*2
- z = - 14 /*(-1)
z =14
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1/2z + 6 = z - 1
1/2z - z = -1 - 6
-1/2z = -7 /*2
- z = - 14 /*(-1)
z =14