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 Depdendent Variable

 Number of equations to solve: 23456789
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 Dependent Variable

 Number of inequalities to solve: 23456789
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# Adding and Subtracting Rational Expressions With the Same Denominator

We add or subtract rational expressions in the same way subtract fractions in arithmetic.

For example: and

Procedure

To Add or Subtract Rational Expressions With the Same Denominator

Step 1 Add or subtract the numerators. The denominator stays the same.

Step 2 Reduce to lowest terms.

Example 1

Subtract:

 Solution Step 1 Subtract the numerators. Distribute to remove parentheses. Combine like terms. Step 2 Reduce to lowest terms.
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