Which fraction is equivalent 2/6

The difference of 2 numbers is 21 and the quotient of the equation is 4 then what are the two numbers?

Solve the system of equations y= 3/2 - 1, -x+ y =-3

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?