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  1. Systems of equations with substitution - Khan Academy

    Course: Algebra 1 > Unit 6 Lesson 2: Solving systems of equations with substitution Systems of equations with substitution: potato chips Systems of equations with substitution: -3x-4y=-2 & …

  2. Substitution method review (systems of equations) - Khan Academy

    The substitution method is a technique for solving a system of equations. This article reviews the technique with multiple examples and some practice problems for you to try on your own.

  3. Systems of equations with substitution: coins - Khan Academy

    Sal solves a word problem about the number of nickels and quarters in a piggy bank by creating a system of equations and solving it. Created by Sal Khan and Monterey Institute for Technology …

  4. 𝘶-substitution: double substitution (video) | Khan Academy

    This top one, you still didn't mess up by just setting u equal to sine of 5x, we just have to do an extra substitution in order to work it through all the way. And I was able to do this video despite …

  5. 𝘶-substitution (article) | Khan Academy

    𝘶-Substitution essentially reverses the chain rule for derivatives. In other words, it helps us integrate composite functions.

  6. Systems of equations with substitution

    Solving for a variable first, then using substitution Sometimes using substitution is a little bit trickier. Here's another system of equations:

  7. 𝘶-substitution warmup (article) | Khan Academy

    Before diving into our practice exercise, gain some risk-free experience performing 𝘶-substitution. Find each indefinite integral.

  8. Systems of equations with substitution: 2y=x+7 & x=y-4

    When solving a system of equations using substitution, you can isolate one variable and substitute it with an expression from another equation. This will allow you to solve for one …

  9. 𝘶-substitution: indefinite integrals (practice) | Khan Academy

    𝘶-substitution: indefinite integrals AP.CALC: FUN‑6 (EU), FUN‑6.D (LO), FUN‑6.D.1 (EK) Google Classroom Microsoft Teams

  10. Strategy in finding limits (article) | Khan Academy

    Key point #1: Direct substitution is the go-to method. Use other methods only when this fails, otherwise you're probably doing more work than you need to be. For example, it would be …