Cory earns $20 for every lawn he mows and $9 for every hedge he trims. he uses the expression 20x + 9y to keep track of his earnings. part a. identify the coefficients and variables in the expression. part b. how many terms are in the expression, what are they, and how do you know? part c. which term in the expression shows t

Question and answers are in the attached picture. you so much in advance.

Ling listed all of the factors of a mystery number: 1,2,4,8,16,32 what is the mystery number?

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.