[{"question":"Rie\u0161te s\u00fastavu rovn\u00edc (x + y)\/3 + x = 5 , y - (y - x)\/5 = 6","answers":["x = 2 , y = - 7","x = -2 , y = 7","x = 2 , y = 7","x = -2 , y = - 7"],"correct":"x = 2 , y = 7","order":"1"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc 5x + 2y = 4 , 2x + 3y = -5","answers":["x = 2 , y = - 3","x = -2 , y = 3","x = - 2 , y = 3","x = 2 , y = 3"],"correct":"x = 2 , y = - 3","order":"2"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc y + 1\/3 = 5\/6*x , 3x + y = 15","answers":["x = - 4 , y = - 3","x = 4 , y = 3","x = 4, y = - 3","x = - 4 , y = 3"],"correct":"x = 4 , y = 3","order":"3"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc 2y\/3 - (x +y)\/2 = -5\/2 , 3x\/2 = -2y","answers":["x = - 4 , y = - 3","x = 4 , y = 3","x = 4, y = - 3","x = - 4 , y = 3"],"correct":"x = 4, y = - 3","order":"4"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc 5x + 2y = 29 , 2x - 3y = 4","answers":["x = 5 , y = - 2","x = 5 , y = 2","x = - 5 , y = 2","x = - 5 , y = - 2"],"correct":"x = 5 , y = 2","order":"5"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc 3*(x - 1) = 4y + 1 , 5*(y - 1) = x + 1","answers":["x = 4 , y = 2","x = - 4 , y = - 2","x = - 4 , y = 2","x = 4 , y = - 2"],"correct":"x = 4 , y = 2","order":"6"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc 2x - y = 5 , x + 2y = -5","answers":["x = 1 , y = 3","x = 1 , y = - 3","x = - 1 , y = - 3","x = - 1 , y = 3"],"correct":"x = 1 , y = - 3","order":"7"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc (x + 2)\/3 + 5y = 11\/3 , (x + 1)\/5 - (y - 2)\/2 = 10","answers":["x = - 39 , y = 2","x = 39 , y = 2","x = - 39 , y = - 2","x = 39 , y = - 2"],"correct":"x = 39 , y = - 2","order":"8"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc (x + y)\/2 - (x - y)\/3 = - 5\/3 , 2x + 5y = - 5","answers":["x = 5 , y = 3","x = - 5 , y = - 3","x = 5 , y = - 3","x = - 5 , y = 3"],"correct":"x = 5 , y = - 3","order":"9"},{"question":"Rie\u0161te s\u00fastavu rovn\u00edc x = 2y , y = x - 2","answers":["x = 4 , y = 2","x = 4 , y = 3","x = - 4 , y = 2","x = - 4 , y = 3"],"correct":"x = 4 , y = 2","order":"10"}]