If she is cutting the chain into 32 pieces a foot each, she has 32 pieces of chain.
Answer: y=1
Explanation: all you have to do is plug in “-1” where x is. So you get: y=2(-1) +3.
Simplify and you have -2+3 which is 1
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~ Luna
Answer:
Mean= 31
Step-by-step explanation:
To find the mean you need to add all the number together and then divide by how many ever numbers there are.
In this case
25 + 25 + 30 + 35 + 40=155
There are 5 numbers so you would divide by 5
155/5
=31
<h3>Solution :</h3>

By cross multiply, we get






Therefore, answer is 
Rates and ratios help us find relationships between numbers and proportions.