Question

find the number whose fifth part increased by 30 is equal to its fourth part decrease by 30

Answer 1

hi

let the number be x

the number whose fifth part increased by 30 is equal to its fourth part decrease by 30

so,

lets form an euqtaion

1x/5 +30 = 1x/4 - 30

1x/5 - 1x/4 = -30 - 30

4x - 5x/20 = -60

-1x/20 = -60

x = 20*-60/-1

x = 1200

hope it helps u

:0