Solve the system by the Gauss-Jordan method.
Definitions:
Elevation
An increase in height or the angle of something; also used to describe a geographical area's height above sea level.
Hip And Knee Joints
Hip and knee joints are pivotal components of the human skeletal system, facilitating movement and bearing the body's weight, with the hip acting as a ball-and-socket joint and the knee being a hinge joint.
Flex
The action of bending a limb or joint, usually by the action of flexor muscles.
Extend
To straighten or spread out a body part or limb away from the body.
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