4x - 2y = 8
in standerd form plz

If square root x = -7, then x= -49 true or false

Segment wx is shown explain how you would construct a perpendicular bisector of wx using a compass and a straightedge

Which two properties of equality could zoe use to finish solving for x? the equation is 3x - 4 = -10 for x so a either the addition or subtraction property of equalityb ether the multiplication or division property of equality c ether the addition or division property of equality d ether the subtraction or division property of equality just a simple a b c or d plz.