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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

What is the slope-intercept form of a linear equation?

Click to reveal answer

The slope-intercept form is written as y = mx + b, where m is the slope and b is the y-intercept.

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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