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This document contains examples of solving multi-step equations through addition, subtraction, multiplication, and division. It provides 5 warm up problems involving equations with variables, then explains the steps to solve two-step equations by translating words to math, and using operations to isolate the variable. Examples are given showing division and multiplication used to solve equations with more than one operation.
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1.9 notes
- 1. Warm up 1.8 Solve • 3d = 57 • -212b = -424 • y – 25 = -5 4. n 9 63 k 7 5. 8
- 2. 1-9 Solving Two – Step Equations
- 3. Ex. 1: Translate into an equation 17 less than the quotient of a number x and 2 is 21. Twice a number m increased by -4 is o.
- 4. Solving Multi Step Equations First: Copy down original problem Second: Add or Subtract Third: Multiply or Divide
- 5. Ex. 2: Using Division 3x + 4 = - 11 8 = -5y - 2
- 6. Ex. 3: Using Multiplication z m 14 3 4 9 2 7