Answer:
x=16.1
Step-by-step explanation:

Divide both sides by -0.5

Add 7.1 to both sides

Hope this helps!
There is no single solution but there is a group of solutions also known as the interval.

This can be written with an interval.

Hope this helps.
r3t40
Answer:
I think it is G
Step-by-step explanation:
So ya see, it really does peak at the given times.
Answer:
P = 20 cm
Step-by-step explanation:
The appropriate formula is P = 2W + 2L.
Here that comes to P = 2(6 cm) + 2(4 cm) = 20 cm
Answer:
Step-by-step explanation:
17500-21000=3500