1. 64x + 24
2. 30x + 70
3. -25 m(squared) + 15
4. 21 v(cubed) + 24
5. -6 x(squared) - 10
6. -36 a(squared) + 9
7. -24 x(cubed) + 4
8. 30 x(to the power of 6) + 10
9. -35 k (to the power of 6) + 15
10. 30n + 54
11. -28 r(squared) + 40r
12. 40x + 15 x(squared)
13. 3 x(squared) -9x
14. -3 p(to the power of 5) + 15p
15. 40 n(squared) + 16n
16. -9 b(squared) - 9b
17. -40 k(cubed) -16k
18. -2r + 16

To clarify when theres a space between the number and variable, then cubed or squared, that means the variable is cubed/squared. Answer as much as you can! Thanks :)