Behaviour being used: Adaptive mode
Minimum fraction: 0
Question summary: Resol el sistema d'equacions següent: [open curly brackets table row cell x minus y equals # a end cell row cell x squared plus y squared equals # b end cell end table close] x1=_____ y1=_____ x2=_____ y2=_____
Right answer summary: part 1: -2; part 2: -6; part 3: -2; part 4: -6
Question state: todo