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First remove the parenthesis.


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Answer:
O C)30+6+0.6+0.05 hope this helps
If y is the number of hours it takes to pour foundations, and x is the number of construction workers, y=k/x, because it takes less time the more workers there are. So 32=k/4 and k=128 and y=128/x. The constant of variation is 128.
Answer:
Idek
Step-by-step explanation:
Since a slope differe, this is not linear relationship. Simply, if you connect all points on the graph, they will not lie on the same line. Two next graphs represent the linear relationships, so they represent the linear relationship.