PLEASE HELP!!
I JUST NEED THE QUESTION 3B!!

What number should be added to both sides of the equation to complete this square? x^2-10x=7

(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

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !