Answer:
i don't know. it doesn't depend my major. so hard for me
Answer:
Isolate the variable by dividing each side by factors that don't contain the variable.
Inequality Form: x < 3
Interval Notation: (-∞, 3)
Answer:
C
Step-by-step explanation:
30x20=600
Answer:
-10
Step-by-step explanation:
subtract 4 from both sides
divide by 2
Answer: 
This is the same as 
and it is also equivalent to 
=====================================================
Explanation:
n is some placeholder for a number
one fourth of that number is 
which is the same as 
or 
since 1/4 = 0.25
From here, we subtract off 2 to get as one possible final answer.
