Answer:5.1Step-by-step explanation:you subtract 200 from 0 which =-200 then you can multiply 2 and 2 which =4 so then it's 4 -40x=-200 then u add -4 and -204 which is -204 so then the equation is -40x=-204 then u divide -204 by -40 to get 5.1 so x = 5.1. not sure if I did this right but whatevs