Question

What is the missing number of the equation: (200-?)x200=200 maths

Answer 1

Answer:

199

Step-by-step explanation:

(200-?)×200=200

Let ?=x

So we have (200-x)×200=200

open the bracket

40000-200x=200

collect like terms

40000-200=200x

39800=200x

divide both sides by 200

x=199