5.3, 5.3000? I'm not entirely sure, however.
You need to complete the square in x and in y,

First, group the x-terms and the y-terms separately.

Move the 10 to the right side by subtracting 10 from both sides.

Now complete the square in x and in y.
The constant you need to add to complete each square is the square of half of the coefficient of the x or y term. Make sure to add the constants to both sides of the equation.

Answer:
469.58
Step-by-step explanation:
484.10 decrease 3% =
484.10 × (1 - 3%) = 484.10 × (1 - 0.03) = 469.577
Answer:
22
Step-by-step explanation:
15-7n=4———Fifteen minus the product of seven and a number is four
15/(n+7)———The only answer that says divided
15(n+7)———The first box
15-4n=7———The top right box
7n-15=4———The bottom left box
:))))