If you want to keep it technical, the normal “/unit rate” for running is minutes per mile. You can use dimensional analysis like I did below to find the answer. You should get 11.45 min/mile or about 11 min 25 sec per mile
Answer:
21
Step-by-step explanation:
2(2) +7
14+7
21
Answer:
$8.85
Step-by-step explanation:
This a question of direct variation, so we can make out a relationship between the two factors. 12 is 2/3 of 18, so the cost of 12 would also be 2/3 of the cost of 18. We can now make an equation to solve.

Answer:
the answer of your question

Answer:
x+19
Step-by-step explanation:
3x+12 - 2x+7 = x+19