Me with this write the formula for finding the nth term of an arithmetic sequence, where a(n) is the nth term of an arithmetic sequence, a is the first term, n is the term number and d is the common difference.

Select all the correct statements. the amount in dollars an electrician charges in terms of the number of hours worked is represented by the function y = 22x + 42. from the function, identify all the phrases that hold true for the situation. the electrician charges an initial fee of $22 the y-variable represents the number of hours the electrician charges an initial fee of $42 the electrician charges $22 for every hour worked the x-variable represents the electricians charges in dollars the electrician charges $42 for every hour worked

Write the system of equations represented by the matrix. 0 1 2 4 -2 3 6 9 1 0 1 3

Which of the following correctly justifies statement four of the two column proof? a. corresponding angles theorem b. transitive property of equality c. vertical angle theorem d. substitution property of equality