Answer:
The number is 7.
Step-by-step explanation:
To do this we need to go backwards,
First let's simplify this, [tex]5^{2}[/tex] = 25.
25 - 4 = 21 (We got this because since we are going backwards we do a reverse equation, the opposite of + is - so we subtract.
21 divided by 3 = 7, The opposite of multiplication is division.
So this means that our unknown number value is 7.
Hope that helps. x
