Question

The sum of three consecutive multiples of of 3 is 225​

Answer 1

Answer:

let the multiples be x,x+3,x+6

A/Q

x+x+3+x+6=225

=3x+9=225

=3x=216

=x=72

therefore numbers are 72,75,78

Answer 2

Answer:

let the number be x

3(x+x+1+x+2)=225

3*3x+3=225

225-3=9x

222=9x