Question

a+b+c=65,b=a+1c=3×b+1,a=?b=?c=?

Answer 1

a+b+c=65

b=a+1

c=3b+1

a+a+1+3b+1=65

a+a+1+3a+1+3=65

5a+5=65

5a=60

a=12

b=a+1

b=12+1

b=13

c=3b+1

c=39+1

c=40