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Practice problem

Write Systems of Linear Inequalities from a Graph

By Daniel Crawford
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A graph of the upper right quadrant (positive) with 3 dotted lines. The green line is at y = 3, the blue line is y = -x + 9 , and the red line y = x + 2. The area above the green line, to the right of the red line, and to the left of the blue line is shaded purple.

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Three linear inequalities are graphed above. Their common solution set is represented by the purple region. What are the three inequalities in the system?

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Type a concept, like “slope” or “photosynthesis”.

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