Answer:
9
Step-by-step explanation:
the answer is 9 because 18 $÷2 = 9
Answer:
First option y=3/5x
Step-by-step explanation:
Because if you look on the graph, at x=5, y=3
in the equation, plug in x=5, you cancel out denominator left with y=3
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Answer:
3(5-7)=4
Step-by-step explanation:
Answer:
77/2 is 38.5 if that is what u were asking
Step-by-step explanation:
Answer: Alberto run 27 meters.
Time taken By Alberto=3 seconds
Step-by-step explanation:
Let d be the distance Alberto ran to catch Omar.
Then, distance ran by Omar=x-6
Also, 
Since, both started running at the same time.
Time taken By Alberto=
Time taken By Omar=
Now, at the point they meet time taken by both is equal.

Hence, Alberto run 27 meters.
Time taken By Alberto=
=3 seconds