Answer:
6x^2-3x
Step-by-step explanation:

Hope this helps!
Answer:
sorry i need points :c
Step-by-step explanation:
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Answer: (a) x + 2y = -1 and 3x + y = 1
<u>Step-by-step explanation:</u>
I am not sure what the purpose was for the colored lines but I included them on the graph (below).
You multiply 18 by 8 and you get 144
so the puppys weight is 144oz now