Related Post: 4 M 7 )= 3 2m 5 4 3 M 2 3 2 M 5 4m 3 2m 5 4m 3 2m 5 Simplified 4m 3 2m 5 M 4 M M 3 2m 5 3 M 4 2m 3 )- 5 M 2 (- 3m 4 M 3 )-( 5m 2 M 4 4 M 3 )+ 5 M 2 )= M 9 4(2m+5n)-3m-7n)