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Solving linear equations in algebra

Algebra • Solving equations and inequalities

Key concepts

What you'll likely be quizzed about

  • A linear equation is a mathematical statement that shows the equality between two expressions.
  • It can be represented in the form ax + b = c, where x is the variable, and a, b, and c are constants.
  • Linear equations graph as straight lines on a Cartesian plane, where the slope and y-intercept can be determined from the coefficients.

Flashcards

Test your knowledge with interactive flashcards

How can you isolate the variable in an equation?

Click to reveal answer

To isolate the variable, perform inverse operations to move other terms to the opposite side of the equation.

Key notes

Important points to keep in mind

Always check your solution by substituting it back into the original equation.

Keep the inequality sign consistent unless multiplying/dividing by a negative.

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