Find the distance between each pair of parallel lines with the given equations y=2x+7 y=2x-3

1. what are the missing reasons in the proof 2. it's in the second picture and 3

Which function has the domain x> -11?

Formulate the indicated conclusion in nontechnical terms. be sure to address the original claim. the foundation chair for a hospital claims that the mean number of filled overnight beds is over 523, and she is therefore justified starting a funding campaign to add a wing to the hospital. assuming that a hypothesis test has been conducted and that the conclusion is failure to reject the null hypothesis, state the conclusion in nontechnical terms.