Combine like terms
Subtract 7w from 18w
11w
(62)10
620
127/125
122
(22)-3
1/26
43•48
411
K-6k
-5k
(12x9)5
12x45
p/p4
P—3
(10x7)2
100x14
6h9•h2
7h11
6c+1+11c
17c+1
3(v2)7•4(v)4
12v18
m3n6/m2n2
mn4
(2v-6)5
32/v30
X4•y•x-1
x3•y
4-2n-3n-19
-5n-15
3(h3)13•7(h2)5
21h49
24c10/8c3
3c7
(-3m10•4m-6)2
144m
2w-1•-7w4•3w5
-42w8
-a-5b+4b-11b+2-3a
-47-12b
(-8u9t6)2+(4u6t4)3
128u18t12
16mn-2/10m2n-8
8/5 m-1n6
(-8x9y6)2+(4x6y4)3
64x18y12
(-2ab)•(6a2b3)
-12a2b4