"x" always goes on the left side and "y" always goes on the right side of the parentheses. If you only have an "x" then you will just put a zero in for "y" and vice versa. I hope this helps.
Its actually the same length. I will choose B so that i can run slower
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I think answer for ur question is 60
miles had to work 4 hours to pay his phone bills and he had 1$ left over
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what grade you in
this looks like 4th grade