13-6a= 1
346+ 24 = 0
312=9-3a
75-4n=8
7a= 3a + 20
15n= 12-n
310q=3q-7
3m+8 = m
4h-2=h+7
18-5f=2f+4
6x + 1 = 26-2x
212+5a= 23
40=25-15x
9-8y = 3
87=9-3m
1020-2t=3t
127c-6= c
143x= 18-3x
169x+1 = 7x
185a+ 6 = 2a + 20
20 11-3e2e-19
224x+7=5x+6
6n13
​