Domain is X
Range is Y
Therefore {-3,-1,1}
Remember you don’t repeat numbers if there is more than one
Answer: 2(3x+2y) and 6x+12y
Answer: 14.7338936% decrease

cross-multiply
85.2661064 = x
100 - 85.2661064 = 14.7338936
Check: 0.852661064 * 5355 = 4566
If permitted, you may round for a simpler (yet less precise and exact) answer. For instance, rounding to the hundredths would make it ~14.73%.
-288/5 or - 57.6 I used a calculator so I cannot solve step by step
= 1 3/20 or in decimal it's 1.15
hope this helps