Answer:
Step-by-step explanation:
um
Answer: 9
Step-by-step explanation:
All but 9 get mushed means that 9 don't get destroyed.
Combine like terms-- you can combine the k's:

Now you have:

Simply divide both sides by 2.5 to find the value of k:
Answer:
y= -2x+15
Step-by-step explanation: