Tina brought four more than one-half of the number of t-shirts as Maria. If Tina brought
eleven shirts, how many did Maria bring?
1 shirt
2 shirts
9 shirts
14 shirts

Which of these choices show a pair of equivalent expressions?

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]

What number should be added to the expression x^2+3x+ in order to create a perfect square trinomial? 3/2 3 9/4 9