Answer:
1st multiply g and f then h
Through a geometric proof, 2(55x-1) = 107x+1
110x-2=107x+1
3x=3
x=1
Angle DEF is 54 degrees.
The answer would be 12. (-2)(-3) = 6, then (2)(-3) is -6. 6-(-6) would be 6+6.
1. 16
2. 41
3. 367
4. -2
5. 76
6. 58
7. 30
8. 11.25
9. 8
10. 657
11. 492
12. 357