Answer:
x = 3
Step-by-step explanation:
Add 1 on both sides.
We get:
-2x = -6
Now divide -6 by -2...
-6/-2 = 3
13 is not a perfect square so it is (irrational)
Answer:
Isosceles Right
Step-by-step explanation:
Isosceles triangles have 2 sides of equal length and 2 angles of equal measure.
An isosceles right triangle also includes a right angle of 90°