Answer:

Step-by-step explanation:
we have

<em>Find the amount of money that each girl spent</em>
For t= 2 hours



<em>Find the amount of money that they spend together</em>
Multiply by 2 the amount of money that each girl spent

Answer:
Point slope form is to find the coordinates of the point on the line, whereas slope intercept gives you the slope plus y-intercept
Step-by-step explanation: