What is x(y 10 10x?

It seems like the expression you've provided, "x(y 10 10x," is not clear or may contain a typographical error. If you meant to ask about a mathematical expression, please clarify the intended operation or context. For example, if you meant to write "x(y + 10 + 10x)," it would be a multiplication of x with the sum of y, 10, and 10x. Please provide additional details for a more accurate response.