Question

please help me please ​

Answer 1

Answer:

m-75 (option 1)

hop it helps you

thank you

Answer 2

Answer:

a) m-75

Step-by-step explanation:

bro it's easy look let there ages be x, y and z so 20 years later there age be x+20,y+20andz+20.

it's given that x+20+y+20+z+20=m

x+y+z+60=m

there sum of present ages are

x+y+z=m-60

sum of there ages 5 years ago is

x-5+y-5+z-5=m-60-15

=m-75