Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Welche Äquivalenzumformungen sind richtig: {[14 x minus 8 equals 13 x minus 5 left right double arrow 14 x minus 13 x equals negative 5 plus 8]; [14 x minus 8 equals 13 x minus 5 left right double arrow 14 x plus 13 x equals negative 5 plus 8]; [14 x minus 8 equals 13 x minus 5 left right double arrow 14 x minus 13 x equals negative 5 minus 8]} -> {falsch; richtig}
Right answer summary: [14 x minus 8 equals 13 x minus 5 left right double arrow 14 x minus 13 x equals negative 5 plus 8] -> richtig; [14 x minus 8 equals 13 x minus 5 left right double arrow 14 x plus 13 x equals negative 5 plus 8] -> falsch; [14 x minus 8 equals 13 x minus 5 left right double arrow 14 x minus 13 x equals negative 5 minus 8] -> falsch
Question state: todo