Simplify |-7| + |6|.

|-7| + |6| = 7 + 6 = 13. Answer: \boxed{13}.

To simplify the expression |-7| + |6|, we can find the absolute values of -7 and 6 first, and then add them together.

The absolute value of a number is its distance from 0 on the number line. Regardless of whether the number is positive or negative, the absolute value is always positive.

|-7| is equal to 7, because the distance from -7 to 0 on the number line is 7.

|6| is equal to 6, because the distance from 6 to 0 on the number line is 6.

Now, we just need to add 7 and 6 together.

7 + 6 = 13.

Therefore, |-7| + |6| simplifies to 13.