Substitute into the line equation to find $ y $:

Thu, 07 May 2026 01:17:32 +0000

Mastering the Substitution Method: Finding $ y $ in Line Equations When learning algebra, one of the most fundamental skills is solving linear equations—especially finding the value of $ y $ for a given $ x $. Whether you're working with simple equations like $ y = mx + b $ or more complex linear relationships, substitution remains a powerful technique. In this article, we’ll explore how substitution into the line equation helps you solve for $ y $, step-by-step, so you can confidently find the y-intercept or trace any point on a line. --- ### What Does It Mean to Substitute in a Line Equation?