ax + b = c

Solution for x

5

From 3x + 7 = 22

Equation type

Linear

First-degree equation with one unknown variable.

Verification

22

3(5) + 7 should equal 22

Step-by-step solution

  1. Start: 3x + 7 = 22
  2. Subtract 7: 3x = 15
  3. Divide by 3: x = 5

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