What is the measure of an angle such that the difference between the measure of its supplement and six times its complement is 40 degrees?

What is the reflection image of (5,-3) across the line y = -x?

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

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′?