Answer:
3).

4).
If it was by 10, k = 3 by 10
k = 30
5).

Answer:
8a+1=33
Step-by-step explanation:
you can solve 3a-2=10 by simplifying to 3a=12, so a=4. Then you replace the a in 8a+1 with 4 to get 32+1, which is 33
Answer:
11:40
Step-by-step explanation:
Answer:
i think 6 years because i always used it
Step-by-step explanation:
make me my brainliest answer