Simplify: negative two and one-third minus negative ten and one-sixth

What is the common difference in the following arithmetic sequence 7,3,-1,-5

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.

Urgent? will give brainliest to the first correct answer what is the area of the figure?