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Algebra Examples
; use ; and
Step 1
Replace the variable with in the expression.
Step 2
Replace the variable with in the expression.
Step 3
Step 3.1
Find the common denominator.
Step 3.1.1
Write as a fraction with denominator .
Step 3.1.2
Multiply by .
Step 3.1.3
Multiply by .
Step 3.1.4
Write as a fraction with denominator .
Step 3.1.5
Multiply by .
Step 3.1.6
Multiply by .
Step 3.2
Combine the numerators over the common denominator.
Step 3.3
Simplify each term.
Step 3.3.1
Multiply by .
Step 3.3.2
Multiply .
Step 3.3.2.1
Multiply by .
Step 3.3.2.2
Multiply by .
Step 3.4
Subtract from .
Step 3.5
Subtract from .
Step 3.6
Divide by .
Step 3.7
Multiply by .
Step 4
Add and .