Please help Solve the compound inequality. Graph your solution.

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What could explain what happened when the time was equal to 120 minutes

Solve by any method (graphing, substitution or linear combination)y = x - 82x + 3y = 1a) (2, -6)b) (5, -3)c) (4, -4)d) (0, -8)i figured it out. the answer is (5, -3)

What is the difference between the equations of a vertical and a horizontal line?