21k = -105
Hi help me please

Which statement best describes a square? a. a special rectangle that has four right angles b. a special trapezoid that has four sides of equal length c. a special rectangle that has four sides of equal length d. a special trapezoid that has four right angles

What value of x is in the solution set of 4x – 12 s 16 + 8x?

How many solutions does the nonlinear system of equations graphed below have?