Answer:
A and C
Step-by-step explanation:
I had it on a test
Step-by-step explanation:
X + 9= 7
get x by itself you -9 on both sides
X + 9 = 7
- 9. -9
X = -2
Answer:
Step-by-step explanation:
Answer:
tan -1 (8/10)
Step-by-step explanation:
hope it helps :3