HELP PLS
What is the perimeter of the triangle?

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

Consider the proof. given: segment ab is parallel to line de. prove: what is the missing statement in step 5?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10