Try proportions. It can help since it's asking for the "cost". Hope this helps! :)
Answer: B
Step-by-step explanation: if 24 to 16 is 3:2 then because this is directly proportional it would be that x is 6:4
Answer:it is linear because every time x increases 1, y increases by 2.
Step-by-step explanation:it is a linear relationship and it is changing at a constant rate
Answer: D
i would go with D i am not 100% sure math is not my strongest point
Hope this helps!
Step-by-step explanation:
-MalStar
Answer: -5.8x-2.9
Step-by-step explanation:
Hi, to answer this we will use the distributive property:
The distributive property allows to multiply a sum by multiplying each addend separately and then add the products.
(2x + 1) (3.1 – 6)
(2x [3.1]) +(2x[-6])+ (1 [3.1])+ (1 [-6])
6.2x-12x+3.1-6
-5.8x-2.9
Feel free to ask for more if needed or if you did not understand something.