The answer to this mathematical question is 3
Answer:
i belive that the awnser is y=-1.25x+1000
Step-by-step explanation: you want to get y by itself so you would subtract x from both sides leaving you with
56y=-70x+56,000
then you would devide both sides by 56 leaving you with
y=-1.25x+1000
X=4 and y= -3 Hope it helps