Algebra brain teasers are one of the few things that both go viral on Facebook and also give you some hope for humanity. This latest one has over 540,000 comments and almost 14,000 shares. Sure, we may be a self-obsessed species that will engage in celebrity worship right up until the day the Earth blows up, but at least we also like algebra problems involving horseys.

ركزوا جيداً لانه فيها خدعة و الجواب الصحيح هو ????????????????????????????????????????????????????????????????????????????????????????????????????????????

Posted by Nejib Tej on Wednesday, August 17, 2016

The solution is below, but we'll let you work on it first.