Step-by-step explanation:
4x^2-9
=(2x)^2 -3^2
=(2x+3) (2x-3)
Hope this helps you.
Answer:

Step-by-step explanation:
Given



Required
The inequality for this scenario
The total spending will not exceed the amount they have to spend; So, the inequality is:

50 > = 15x....divide both sides by 15
50/15 > = x
10/3 > = x or x < = 10/3
so the correct solution set is : { x | x < = 10/3}...its the 2nd one
Answer:
That is it's simplest form
Step-by-step explanation:
There is no coefficients that are the same
Answer: Division or /
Step-by-step explanation:
This is the correct answer because by dividing something you are separating them into more parts, but the / or dividing sign is the operation you use to show this.
Hope this helps! :)