combining like terms
4y + m + 5 + 3y + 3m
4m + 7y + 5
(6x4)/3-6+2
4
105
100,000
c + 6a - 12 - a - 3 + 4c
5c + 5a - 15
3+7x6/3
17
36-44
473
2a + 3b + 3a
5a + 3b
22 x 9 / 3
12
100
1
2b + f + d + 3b + 2f + 2d
5b + 3f + 3d
18
204
160,000
4a + 5 + 2a - 3
6a + 2
127-2 (3+4)2
29
128+63-92
263