Answer:
$21 . 30
Step-by-step explanation:
Money spent on dinner =$ 63.90
Money paid by each of the 3 friends = 63.90 ÷ 3 = $ 21.30
Use the pythagorean theorem:

where c is the hypotenuse of the triangle.
Answer:
The slope of a line characterizes the direction of a line. To find the slope, you divide the difference of the y-coordinates of 2 points on a line by the difference of the x-coordinates of those same 2 points .
I'll be back to answer your question.
1 x 10 - <span>400</span> = 2x
380 = 2x
388 / 2 = 2x / 2
388 / 2 = x
194 = x
Did you say nevermind so I will just take these free points