Somebody plz help i dont want to fail

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

Let f(x) = 5/x and g(x)=2x2+5x. what two numbers are not in the domain of f o g

Is the ordered pair (-10, 7) a solution to the equation y = 17 – x? yes or no