Which expression represents a number, x, increased by half the number, x, then subtracted from three-fourths?

Solve the system of equations. y= 2x y= x^2 - 15

Polygon abcde is reflected to produce polygon a′b′c′d′e′. what is the equation for the line of reflection?

Worth 100 points need the answers asap first row -x^2 2x^2 (x/2)^2 x^2 x is less than 2 x is greater than 2 x is less than or equal to 2 x is greater than or equal to 2 second row -5 -5/2 4 5 •2 is less than x& x is less than 4 •2 is less than or equal to x & x is less than or equal to 4 •2 is less than or equal to x& x is less than 4 •2 is less than x& x is less than or equal to 4