The games (b) Out of 200 students in an examination of class IX. 140 passed in Maths, 120 passed in Science and
40 failed in both subjects. Find the number of students who passed in both by using a Venn diagram

i dont understand

step-by-step explanation:

the solution is x=1

step-by-step explanation:

we are given our   equation as

let's assume

left side function is

right side function is

now, we can draw graph

and then we can get intersection point

the intersection point will be solution

so, the solution is

x=1