Let width = x
let length = 2x
x + 2x = 450
3x = 450
x = 150
width = 150
length = 2x = 2 (150) = 300
Answer:

Step-by-step explanation:

The blue point on the number line is 5 units away from zero, which is: 5.
<h3>What is a Number Line?</h3>
A number line is an arrangement of numbers from point zero, on both sides of the starting point, which is zero.
In the number line given, the blue point is 5 units away from the starting point, zero.
Therefore, the blue point is 5 on the number line.
Learn more about the number line on:
brainly.com/question/24644930
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If x=-5 (-5)2+2=27
likewise put -4 -3 -2 -1 0 1 2 3
and in another equation also.