Ok im not quite sure what you mean but I guess you just have to go right 5 1/2 steps and then go down 2 3/4. You start from the "center" of the grid (I don't know what it's called in english..it's not my native language)
Answer:
<h2><u><em>
-3x + 9</em></u></h2>
Step-by-step explanation:
(6x + 14) - (9x + 5) =
6x + 14 - 9x - 5 =
<u><em>-3x + 9</em></u>
The third side can be represented by D) 
Step-by-step explanation:
Step 1:
According to the Pythagorean theorem, the square of the hypotenuse will be equal to the sum of the squares of the other two sides.
In the given triangle, the hypotenuse is the side that is represented by z. Another side on the triangle is represented by the value y.
Step 2:
Assume the other side of the triangle measures x units.
So according to the Pythagorean theorem,

which is option D.