Solving Linear Equations Math Example 4

Follow the full solution, then compare it with the other examples linked below.

Example 4

easy
Solve 5x−3=125x - 3 = 12.

Solution

  1. 1
    Add 3 to both sides: 5x=155x = 15.
  2. 2
    Divide by 5: x=3x = 3.

Answer

x=3x = 3
Use inverse operations in reverse order of operations to isolate xx.

About Solving Linear Equations

The process of finding the value of the variable that makes a linear equation true, using inverse operations to isolate the variable on one side of the equals sign. A linear equation has the variable raised only to the first power, producing exactly one solution.

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More Solving Linear Equations Examples

Example 1 easy

Solve [formula].

Example 2 medium

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Example 3 medium

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Example 5 hard

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