Answer:
[-4,2] or 
Step-by-step explanation:
Range is the range of the y-axis.
Although we see that the "line" ends at a specific point, it is neither the highest or lowest y-value.
Our lowest y value is -4, and because it is a line, it is not an open dot resulting in a [, instead of a (.
This same thing happens with highest y-value which happens to be 2.
This is interval notation.
Due to your question, you may be asking for this:

Answer: x = 13
Step-by-step explanation:
They are equal so set them equal and solve for x.
(4x+1) = 53
4x = 52
x = 13
Answer: GET BRAINLY PLUS FOR VERIFIED ANSWERS NOW
Step-by-step explanation:
NOW
Answer:
3
Step-by-step explanation:
An equilateral triangle means all sides have the same length and there are 3 sides to a triangle. Therefore, the answer is 3.
Answer:
50,000? This is my answer sorry if wrong
Step-by-step explanation: