Can you use the distributive property to rewrite 2•(3+8)

What is the value of x in the diagram below?

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

If, while training for a marathon, you ran 60 miles in 2/3 months, how many miles did you run each month? (assume you ran the same amount each month) write your answer as a whole number, proper fraction, or mixed number in simplest form. you ran __ miles each month.