Simplify each expression to find the value of n.
1. 37 + 4 x 9 + 3 = nin99
6. 54 + 9 x 5-6-n
2. 25 - 16 + 8-n17
7. n = 7 * (45 + 9) - 8
3. n=98 - 50 22
8. 72 +93 +6 -1-n
4. 8 x 3 + 35 - 15 - 44
9. n - (18+ 12) + 5 - 4
5. n = 75 - 32 - 4
10. 72 + 14 + (15 - 8) - n​