The distributive property in math helps us to understand how to solve for numbers being multiplied by a parenthesis. For example, a (x + y).
This means we can distribute the number being multiplied into the paranthesis.
Hence,

Note that this can also end up being written as
7 (50 - 2)
And the 7 will be distributed into the numbers in parenthesis as shown in the equation editor
The correct answer is option A