Answer:
14*-1
Step-by-step explanation:
geometric sequence
ratio
2
3(-4y+z)/8
hope that helps :)
- 10.2n - 1
You need to add the expressions:
- 2.4n - 3 + (- 7.8n +2)
- 2.4n - 3 - 7.8n + 2
- 10.2n -1