Simplify -2(x + 4) + 5x + 10 completely

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]

Find an equation of the line perpendicular to the graph of 28x-7y=9 that passes through the point at (4,1)

Could someone with number 1 and 2