What's the value of x 163=2+69

Which expression is equivalent to 2x^2+2x-4/2x^2-4x+2

Arectangle has a perimeter of 24 inches. if the width is 5 more than twice the length, what are the dimensions of the rectangle?

Student representatives surveyed their classmates on their preference of a school mascot for a new school. the results are shown in the table below. which pair of samples seems most representative of student preference?