Grade 8 Math · Expressions & Equations

Solve systems graphically

Find the exact point that satisfies both graphed equations.

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What you’ll learn

Find the exact point that satisfies both graphed equations.

Key idea

A system solution is a point that satisfies both equations and appears at their intersection.

Worked example

Find the exact point that satisfies both graphed equations.

A: y = 1/2x B: y = -1x + 6

xy
  1. (4, 2)

Answer: (4, 2)

Quick Check

Classify the system as No solution or Infinitely many solutions.

A: y = -2x - 4 B: y = -2x - 2

xy
Choose one answer

Show a hint

Do the labeled lines ever meet, or do they lie on the same line?