Answer: 6.211, 6.111, and 6.21 are all possible answers.
Answer:
Step-by-step explanation:
3x + 7 + 9x - 43 = 180
12x = 216
x = 18
m∠4 = 3(18) + 7 = 61°
m∠5 = 9(18) − 43 = 119°
Answer:
-2i+8
Step-by-step explanation:
(1+i)(3-5i)
3+3i-5i-5i^2
3-2i-5(-1), because i^2=-1,
3-2i+5
-2i+3+5
-2i+8
Answer:

Step-by-step explanation:
The inequality that represents the situation is
where
is the time in seconds





So, the time after which there will be less than 100 gallons of water is
.