A unit rate is just how much it costs per ONE unit of whatever your measuring. Lets say you had a rate of $4.00/8lbs. The unit rate would be $0.50/ ONE lb.
Answer:
the greatest common factor of this is 3
I believe the answer is C - 60 inches. 60 x 2 = 120, which is both lengths, and since he width is half the length, then 30 x 2 = 60. So 130 (length) + 60 (width) = 180. So 60 inches would be the maximum length for both sides.
Answer: 9w+9
Step-by-step explanation:
First combine like terms: 6w+3w
You can't combine 9 and 9w so that would be your answer.
Then if it calls for it, use the commutitive property to move 9w before 9.
Hope this helps!
Answer:

Step-by-step explanation:
Put x = 3, y = 2 and z = 5 to the given expression
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