Well let's see.

The equation has exactly one solution.
Hope this helps.
8 Students are not enrolled. Reason being 9 are taking German and 9 are taking Spanish so 9+9= 18 but because 3 are taking both you subtract 3 so that would give you 15 and 23-15=8
Answer: 8 Students
Answer:
C. 540 in^3
Step-by-step explanation:
What you do is you use the formula V=lwh.
All your doing id=s multiplying them together.
V=18*10*3=540 in^3.
Answer:
x = -4
Step-by-step explanation:
4 = 2/3x - 5/3x
4 = -3/3x
4 = -x
-4 = x