You can easily take 8*10, since that equals 80, then add +2. Put parentheses around 8*10+2, then multiply that by 3. You should arrive at your answer
Answer: It takes 1/3 of a minute for each lap
Step-by-step explanation:
Im not even sure about this though
Answer:
x=2(m+n+1)
Step-by-step explanation:
I am assuming you mean: (X-2)/2 =m+n
X-2 =2(m+n)
X =2m+2n+2
x=2(m+n+1)