help please thanks in advance

1. (2)(6) + 1 = 13
2. (2)(6) + 5 = 17
3. (4)(3) + 5 = 7
4. 3(4+1) = 15
5. 19 + (2)(6) = 31
6. (4)(4) - 5 = 12
7. 24/3 = 8
8. 24 - (2)(16) = 8
9. 2( 8 + 7) = 30
10. 5( 7 - 2) = 25
Answer:
1.x=6
2.x=6
3.x=3
4.x=4
5.x=6
6.x=4
7.x=24
8.x=16
9.x=8
10.x=7
explanation:Hope it can help