Answer:
The answer is 3 hours I think.
Step-by-step explanation:
-1
-3t+3=6
-3t=3
t=-1
Answer:1. true and 2.true
x ≤ 0
2x² ≤ 0
2x² / 2 ≤ 0 / 2
x² ≤ 0
x²/ x ≤ 0 / x