What are zero of polynomial of xsqure+4-4x

Aline has a slope of and a y-intercept of –2. what is the x-intercept of the line?

(mc 02.03) what set of reflections and rotations would carry rectangle abcd onto itself? reflect over the y-axis, reflect over the x-axis, rotate 180° rotate 180°, reflect over the x-axis, reflect over the line y=x reflect over the x-axis, rotate 180°, reflect over the x-axis rotate 180, reflect over the y-axis, reflect over the line y=x

Plz ( true - false) all triangles have interior angles whose measure sum to 90.