The equation of the graphed line is 2x-y=-6

Explain why the two figures below are not similar. use complete sentences and provide evidence to support your explanation. (10 points) figure abcdef is shown. a is at negative 4, negative 2. b is at negative 3, 0. c is at negative 4, 2. d is at negative 1, 2. e

How do you solving the solution of each system using elimination?

Could somebody me with this radical simplification?