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Warm Up

Warm Up. In the equation , is the _________________________. Simplify Simplify Evaluate for . What is the solution of. Lesson 23: Solving Two Step Equations. Expressions and Equations. Solving Two-Step Equations.

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Warm Up

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  1. Warm Up • In the equation , is the _________________________. • Simplify • Simplify • Evaluate for . • What is the solution of

  2. Lesson 23: Solving Two Step Equations Expressions and Equations

  3. Solving Two-Step Equations • When we solve equations, we do it in reverse order of operations (generally). • We solve these equations the same way we solve one step equations: our goal and process is still the same.

  4. Example • Evaluate for . • Solve

  5. Example

  6. Example

  7. Example

  8. Example A gym charges a $90 fee plus $30 per month. Another gym charges a fee of $1500. How many years will it take for the charges at the first gym to reach $1500?

  9. Homework questions Questions from the homework?

  10. Correcting homework • Be kind • Write “C.B ____________” with your name. • If the person’s paper in front of you has 4 or more blank squares, return it to its owner. • Hold questions until the end. • Make sure I get your score sheet!

  11. Homework • 1st and 2nd hour: Lesson 23 #1-30 • 3rd hour: Lesson 23 #1-15

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