I think it is a direct variation because if you divide 9/3, 27/3, 39/13, and 60/20 it will all give you the same number which is 3.
I hope this helps.
The discount is $2.60. $6.50 + $2.60 = $9.10. $9.10 is the original price.
Answer:
12600 (ZAR)
Step-by-step explanation:
4.2*3000
498 is approximately 500
12 is approximately 10
500/10 = 50
So, 498/12 is approximately 50.
y+6=1/3(x-9)
Moved all terms from left to right that doesn't contain y
Y=-6 +1/3x-3
Simplify
Y=1/3x-9
Your answer is c.
