I saw that online look it up
Answer:
6.7 seconds
Step-by-step explanation:
Juan= Paul-0.4
Paul=Terry+1.3
We can substitute Terry+1.3 for Paul since they are equal
juan=(Terry-0.4)+1.3
terry=5.8
juan=(5.8-0.4)+1.3
juan=6.7
Answer:
7A - 42
Step-by-step explanation:

Answer: the first one
Step-by-step explanation: just trust me ;)