Express using algebra A increased by 50% and then decreased by 50% of that

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

Find the axis symmetry of x y=4x-6x+3

Will give the box plots below show the math scores of students in two different classes: class a 55 72 75 89 95 class b 55 70 75 94 100 based on the box plots, which statement is correct? a: the median score of class a is greater than the median score of class b. b: the lower quartile of class a is greater than the lower quartile of class b. c: the upper quartile of class a is greater than the upper quartile of class b. d: the maximum score of class a is greater than the maximum score of class b.