Answer:
13
Step-by-step explanation:
First drop the line.
How many units is it from Point r to the x axis?
12.
How many units is it from Point r to the y axis?
5.
Now we can use the Pythagorean Theorem.

Answer:
3*x-9
Difference means subtraction and times means multiplication!
Step-by-step explanation:
Indeed the brainliest is t
Squares : Triangles
3 : 12
Divide both sides by 3.
The simplest ratio is
1 : 4
2x + y = 0
2x + 3 = 0
- 3 - 3
2x = -3
2 2
x = -1¹/₂
(x, y) = (-1¹/₂, 3)