You have made a substitution in order to solve a system of equations and now have an equation in one variable. Which of the following indicates that the original system represents a pair of coincident lines? Select one:

a.
x + 6 = x + 3

b.
x + 6 = x + 6

c.
x + 6 = 3

d.
x + 6 = 6

Are the corresponding angles congruent? explain why or why not.

Iam at home. /: i am playing video games. translate the following statement into symbolic form.

Exclude leap years from the following calculations. (a) compute the probability that a randomly selected person does not have a birthday on october 4. (type an integer or a decimal rounded to three decimal places as needed.) (b) compute the probability that a randomly selected person does not have a birthday on the 1st day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (c) compute the probability that a randomly selected person does not have a birthday on the 30th day of a month. (type an integer or a decimal rounded to three decimal places as needed.) (d) compute the probability that a randomly selected person was not born in january. (type an integer or a decimal rounded to three decimal places as needed.)