Answer:
The error made by the student was that they didn't distribute the 7 first, they just added -2 and 7. The correct way would be to distribute first:
-2+7(x+8)
-2+7x+56
54+7x
*Hey! Hope this helped : )*
The ODE is separable:

Integrating both sides gives

Answer:
42
Step-by-step explanation:
For the step, let's get an answer about how long it would take for Tina to run around the base in 10 minutes.
For this, you would just need to do: 12 ÷ 2 = 6
So, 6 runs = 10 minutes
Since 70 ÷ 10 = 7 ...
All we will have to do is 7 x 6 which would equal 42.
Therefore, Tina can run 42 circles around the base in 70 minutes.
<em>-kiniwih426</em>
Answer:
6
Step-by-step explanation:
The answer is 144 over 13