4+3+15-7*2+37-8+5
4+3+15-14+37-8+5
7+15-14+37-8+5
22-14+37-8+5
8+37-8+5
45-8+5
37+5
42
19+(6*7-18)-2*9
19+(42-18)-18
19+24-18
43-18
25
73-58+29*4
15+116
131
24:8*344:6
3*344:6
1032:6
172
30+32:8+8*7-100:10
30+4+56-10
34+56-10
90-10
80
a=6*7-5*6-72:8
a=42-30-9
a=12-9
a=3
b=64:8+3*4-4*4
b=8+12-16
b=20-16
b=4
c=42:6-16:8
c=7-2
c=5
=3*a-2*b+c
=3*3-2*4+5
=9-8+5
=1+5
=6