Question

munna subtracts trice the number of books she has from 50. he finds the result to be 8 find the number of notebooks he has.

Answer 1

let the number of books he has be x

50-3x = 8

-3x=8/50

-3x= 4/25

x= 4/25.-3

x= 4/-75

x= 18.74

the number of books munna has is 19(approx.)

Answer 2

Let the number of nb. be x  50-3x=8 50-8=3x 42=3x 42/3=x 14=x