What is the value of x + |y| when x = –11 and y = –4? a.–15 b.–7 c.7 d.15

Need ! give step by step solutions on how to solve number one [tex]\frac{9-2\sqrt{3} }{12+\sqrt{3} }[/tex] number two [tex]x+4=\sqrt{13x-20}[/tex] number three (domain and range) [tex]f(x)=2\sqrt[3]{x} +1[/tex]

Acylinder has volume 45π and radius 3. what is it’s height?

Two variables, x and y, vary inversely, and x=12 when y=4. what is the value of y when x=3?