N4=c
n times 4, n being a number of notebooks, would equal c, or the overall cost.
Answer: y=7
Step-by-step explanation:
Answer: 16 ounces : 1 pound
Answer:

Step-by-step explanation:
Given


Required
The corresponding point on 
means:

or

is calculated



So, the corresponding point on
is: 
Answer:
X=±8
Step-by-step explanation:
x²=64
x²=8²
X=±✓8²
X=±8