If EC$2.50 is equivalent to US$1.00, then EC$20.00 in US dollars is?

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

Find the balance at the end of 4 years if 1000 is deposited at the rate of

Which expression is equivalent to 2x^2+7x+4?