Answer: 
Step-by-step explanation:
Rewrite it in the form
, where 

Use Square of Sum: 

Answer:

Step-by-step explanation:
The angle marks mean those angles have the same measure. That means the sides opposite them have the same measure, so ...
2x -24 = x -2
x = 22 . . . . . . . . . add 24-x
The length of BC is x, so is 22.
BC = 22
Answer:
m = 7.8
Step-by-step explanation:
Its the slope. Its the number next to the x.
The answer is
2x - 3 + 15 / 5x + 1
A is the answer