No it's not proportional. it has to be a straight line through the origin (0,0) to be proportional
Answer:
Step-by-step explanation:
First you factor 
:
Then you factor out 
from 
:
Then you factor out 7 from 
:
Factor out common term 
:
Factor 
:
Use the perfect square formula:
Cancel out common factor :
Answer:
1.39
Step-by-step explanation:
For example, to increase 100 by 39% to get 139, you would multiply by 1.39
Step-by-step explanation:
2 + ⅙ y = 3x + 4
Subtract 2 from both sides.
⅙ y = 3x + 2
Multiply both sides by 6.
y = 18x + 12
The sale price is $197.99. 329.99 times .40 is 40 percent. That is 132 and subtract that from original price then leaving you with 132.
