I always found it easiest to draw out the picture
The answer is 20.
5*10-5*6=50-30=20
Answer:

Step-by-step explanation:
<h3><u>TO SOLVE:</u></h3>
Isolate by the x on one side of the equation.
<h3><u>SOLUTIONS:</u></h3>
First, subtract 3x from both sides.

Solve.

Sides are NOT equal.

Therefore, there are no solutions.
You are comparing velocities. Without a given acceleration, the time can not be found.