Answer:
The answer is 25
Step-by-step explanation:
(5x)^2=25^2
5x times 5x is 25x^2
25^2 divided by 5x is 5x
The two x's become x^2 and the two 5's just multiply to 25
-7x+6y-6x is simplified to be -13x+6y.
distributive property
