Which expressions are equal to 0 when r=-1? Check all that apply. (4x + 5)
4(x - 1)
(5 - 4x)
40% - (-)))
(4x + 5)
4x + (-1))
4x + 5)
(5 - 4x)

Reflect the point (7,0) across the y-axis

What is the result of adding the system of equations? 2x+y=4 3x-y=6

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.