Algebra-1

To factor the polynomial 3mx + 3my + nx + ny, let's follow the factor by grouping method:

Step 1: Group the terms: (3mx + 3my) + (nx + ny)

Step 2: Factor out the common factor from each group:
In the first group, we can factor out 3m: 3m(x + y).
In the second group, we can factor out...