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Finite Math Examples
Step 1
Step 1.1
Simplify each term.
Step 1.1.1
Simplify the denominator.
Step 1.1.1.1
To write as a fraction with a common denominator, multiply by .
Step 1.1.1.2
Combine the numerators over the common denominator.
Step 1.1.2
Multiply the numerator by the reciprocal of the denominator.
Step 1.1.3
Multiply by .
Step 1.1.4
Multiply by .
Step 1.1.5
Expand the denominator using the FOIL method.
Step 1.1.6
Simplify.
Step 1.1.6.1
Rewrite as .
Step 1.1.6.1.1
Use to rewrite as .
Step 1.1.6.1.2
Apply the power rule and multiply exponents, .
Step 1.1.6.1.3
Combine and .
Step 1.1.6.1.4
Cancel the common factor of .
Step 1.1.6.1.4.1
Cancel the common factor.
Step 1.1.6.1.4.2
Rewrite the expression.
Step 1.1.6.1.5
Evaluate the exponent.
Step 1.1.6.2
Move to the left of .
Step 1.1.7
Combine and .
Step 1.2
To write as a fraction with a common denominator, multiply by .
Step 1.3
Combine the numerators over the common denominator.
Step 1.4
Simplify the numerator.
Step 1.4.1
Apply the distributive property.
Step 1.4.2
Move to the left of .
Step 1.4.3
Move to the left of .
Step 1.4.4
Apply the distributive property.
Step 1.4.5
Rewrite using the commutative property of multiplication.
Step 1.4.6
Multiply by .
Step 1.4.7
Multiply by by adding the exponents.
Step 1.4.7.1
Move .
Step 1.4.7.2
Multiply by .
Step 1.4.8
Add and .
Step 1.4.9
Reorder terms.
Step 2
Graph each side of the equation. The solution is the x-value of the point of intersection.
Step 3