Please help!! 10 point available:)

Answer:
[tex]1) - 2n + 14[/tex]
[tex]2)- 5n + 30[/tex]
Step-by-step explanation:
[tex]n = a + (n - 1) \times d \\ = 12 + (n - 1) \times - 2 \\ = 12 - 2n + 2 \\ = - 2n + 14[/tex]
[tex]n = a + (n - 1) \times d \\ = 25 + (n - 1) \times - 5 \\ = 25 - 5n + 5 \\ = - 5n + 30[/tex]
Can I have the brainliest please?