The brain of pain, the math quiz
{"name":"The brain of pain, the math quiz", "url":"https://www.quiz-maker.com/QPREVIEW","txt":"what is the answer for a: 3(a-7)=9 used calculator, what is a: 29+a=78 not used, what is the answer 768-23= not used","img":"https://www.quiz-maker.com/3012/images/ogquiz.png"}