Common Core · Grade 8

8.EE.C.7.B

Grade 8 — Solve linear equations with rational coefficients, expanding with the distributive property and collecting like terms.

Grade 8 — Solve linear equations with rational number coefficients, including those requiring the distributive property.

The 2 skills that cover it

What a student should be able to do

  • Distribute and combine like terms before solving.
  • Solve equations with the variable on both sides.
  • Recognise equations with no solution or infinitely many solutions.
  • Translate multi-step word problems into equations.
  • Multiply both sides by the least common denominator to clear fractions.
  • Solve equations with fractional coefficients and constants.
  • Solve simple proportions as rational equations.
  • Check solutions and exclude values that make a denominator zero.

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