Answer:
first one is yellow
Step-by-step explanation:
5 ( x + 3) = 6x - 3
5x + 15 = 6x - 3
x = 18 <====== this is the number
Answer:
4) 2
Step-by-step explanation:
The average rate of change is ...
(f(4) -f(1))/(4 -1) = (10 -4)/3 = 6/3 = 2
<h2>
Greetings!</h2>
Answer:
The slope is 1.
Step-by-step explanation:
First, we must find the slope of the current equation.
This is the number in front of the x.
Seeing as this is -x, or -1x, the slope of this line is -1
When finding the slope of a line perpendicular, you need to find the 
So, in this case it is:

The minuses cancel out, leaving with 1 over 1 or 1/
So the slope of the line perpendicular is 1!
<h2>Hope this helps!</h2>
Answer:
It travels for 1 hour, then stops for 1 hour, and finally travels again for 3 hours.
Step-by-step explanation:
Distance changes over the first hour of travel, but then doesn't change for one hour, and then it continues on for the next three hours