3 x m + 5 x n +2 x m + n + m
=3 x m +5 x n + 2 x m + n x 1 + m x 1
=m x (3 + 2 + 1) + n x (5 + 1)
=m x 6 + n x 6
=6 x ( m + n)
=6 x 25
=150
3 x m + 5 x n + 2 x m + n + m
= m x ( 3 + 2 + 1 ) + n x ( 5 + 1 )
= m x 6 + n x 6
= 6 x ( m + n )
= 6 x 25
= 150