AMC / AIME · Coordinate Geometry · Medium

Coordinate Geometry: Lines math and math intersect. Find the math-coordinate.

Place figures on axes.

Try the problem

Lines y=2x+1y=2x+1 and y=−x+7y=-x+7 intersect. Find the xx-coordinate.

Hint and answer

Concept to use

Circles/lines.

Hint

Translate the geometry into coordinates before simplifying.

Answer

2

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