Question

what number should be added to both sides of the equation to complete the square?
$x^2 - 10x = 7$

Explanation:

Step1: Identify x coefficient

The coefficient of $x$ is $-10$.

Step2: Half the coefficient

$\frac{-10}{2} = -5$

Step3: Square the result

$(-5)^2 = 25$

Answer:

25