Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Welche Äquivalenzumformungen sind richtig: {[4 minus left parenthesis 2 x minus 5 right parenthesis minus left parenthesis 3 plus 7 x right parenthesis equals negative left parenthesis 16 x plus 15 right parenthesis left right double arrow 4 minus 2 x plus 5 minus 3 minus 7 x equals negative 16 x minus 15]; [4 minus left parenthesis 2 x minus 5 right parenthesis minus left parenthesis 3 plus 7 x right parenthesis equals negative left parenthesis 16 x plus 15 right parenthesis left right double arrow 4 minus 2 x plus 5 minus 3 minus 7 x equals negative 16 x plus 15]; [4 minus left parenthesis 2 x minus 5 right parenthesis minus left parenthesis 3 plus 7 x right parenthesis equals negative left parenthesis 16 x plus 15 right parenthesis left right double arrow 4 minus 2 x minus 5 minus 3 plus 7 x equals negative 16 x minus 15]} -> {richtig; falsch}
Right answer summary: [4 minus left parenthesis 2 x minus 5 right parenthesis minus left parenthesis 3 plus 7 x right parenthesis equals negative left parenthesis 16 x plus 15 right parenthesis left right double arrow 4 minus 2 x plus 5 minus 3 minus 7 x equals negative 16 x minus 15] -> richtig; [4 minus left parenthesis 2 x minus 5 right parenthesis minus left parenthesis 3 plus 7 x right parenthesis equals negative left parenthesis 16 x plus 15 right parenthesis left right double arrow 4 minus 2 x plus 5 minus 3 minus 7 x equals negative 16 x plus 15] -> falsch; [4 minus left parenthesis 2 x minus 5 right parenthesis minus left parenthesis 3 plus 7 x right parenthesis equals negative left parenthesis 16 x plus 15 right parenthesis left right double arrow 4 minus 2 x minus 5 minus 3 plus 7 x equals negative 16 x minus 15] -> falsch
Question state: todo