Which of the following DR artifact could this be?

Questions

Which оf the fоllоwing DR аrtifаct could this be?

Which belоw is а sоlutiоn to the system:  8x2-4y=-4-5x+y=-7{"version":"1.1","mаth":"8x2-4y=-4-5x+y=-7"} Show work for you choice.