X-6y+4z=-12
x+y-4z=12
2x+2y+5z=-15

Figure abcd is a parallelogram. if point c lies on the line x = 2, what is the y-value of point c

In what form is the following linear equation written y=9x+2

Its due ! write an equation in which the quadratic expression 2x^2-2x 12 equals 0. show the expression in factored form and explain what your solutions mean for the equation. show your work.