Answer = -1/6
Solutions in the picture attached
The answer would be y = -4/7x + 2
It is d bexause every 6 is moved to the left for every one and it isnt abexause if you add 6 it would instwad go 6 12 18 24 and so on and its no c because if you move it to the right the # would decrease and obviously not b because if you subtract 0 every time it would stay as the same number
X=number of pounds
y=cost of pound .
x+y=cost
