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3) Solve 5(x + 3) - 3x = 55 for x. Use mathematical properties to justify each step in the process. Step 1 Step 2 Step 3 Step 4 Step 5
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3) Solve 5(x + 3) - 3x = 55 for x. Use mathematical properties to justify each step in the process.

Step 1

Step 2

Step 3

Step 4

Step 5

User ViVi
by
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1 Answer

5 votes

solution

5(x+3)-3x=55

  1. 5x+15-3x=55
  2. 5x-3x+15=55
  3. 2x+15=55
  4. 2x=55-15
  5. 2x=40
  6. 2x/2=40/2
  7. x=20
User Ben Grossmann
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3.8k points
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