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: -4; part 2: -9; part 3: -4; part 4: -9
Question state: todo