if you are looking for the value of x then that is six because if you use Pedmas then 6^2 comes first and that is equal to 36 then your problem is equal to 36-2x-24=0 then you use 2*6 get 12 and your problem is equal to 36-12-24=0 so you probably no what to do on from there 36-12=24 and 24-24=0.