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Finite Math Examples
,
Step 1
Step 1.1
Move all terms not containing to the right side of the equation.
Step 1.1.1
Subtract from both sides of the equation.
Step 1.1.2
Add to both sides of the equation.
Step 1.2
Divide each term in by and simplify.
Step 1.2.1
Divide each term in by .
Step 1.2.2
Simplify the left side.
Step 1.2.2.1
Cancel the common factor of .
Step 1.2.2.1.1
Cancel the common factor.
Step 1.2.2.1.2
Divide by .
Step 1.2.3
Simplify the right side.
Step 1.2.3.1
Move the negative in front of the fraction.
Step 2
Step 2.1
Simplify .
Step 2.1.1
Simplify each term.
Step 2.1.1.1
Apply the distributive property.
Step 2.1.1.2
Simplify.
Step 2.1.1.2.1
Combine and .
Step 2.1.1.2.2
Multiply .
Step 2.1.1.2.2.1
Multiply by .
Step 2.1.1.2.2.2
Combine and .
Step 2.1.1.2.2.3
Multiply by .
Step 2.1.1.2.3
Combine and .
Step 2.1.1.3
Move the negative in front of the fraction.
Step 2.1.2
To write as a fraction with a common denominator, multiply by .
Step 2.1.3
Combine and .
Step 2.1.4
Combine the numerators over the common denominator.
Step 2.1.5
Combine the numerators over the common denominator.
Step 2.1.6
Multiply by .
Step 2.1.7
Subtract from .
Step 2.1.8
To write as a fraction with a common denominator, multiply by .
Step 2.1.9
Simplify terms.
Step 2.1.9.1
Combine and .
Step 2.1.9.2
Combine the numerators over the common denominator.
Step 2.1.10
Simplify the numerator.
Step 2.1.10.1
Move to the left of .
Step 2.1.10.2
Add and .
Step 2.2
Multiply both sides by .
Step 2.3
Simplify.
Step 2.3.1
Simplify the left side.
Step 2.3.1.1
Simplify .
Step 2.3.1.1.1
Cancel the common factor of .
Step 2.3.1.1.1.1
Cancel the common factor.
Step 2.3.1.1.1.2
Rewrite the expression.
Step 2.3.1.1.2
Reorder and .
Step 2.3.2
Simplify the right side.
Step 2.3.2.1
Multiply by .
Step 2.4
Solve for .
Step 2.4.1
Move all terms not containing to the right side of the equation.
Step 2.4.1.1
Add to both sides of the equation.
Step 2.4.1.2
Subtract from both sides of the equation.
Step 2.4.1.3
Subtract from .
Step 2.4.2
Divide each term in by and simplify.
Step 2.4.2.1
Divide each term in by .
Step 2.4.2.2
Simplify the left side.
Step 2.4.2.2.1
Cancel the common factor of .
Step 2.4.2.2.1.1
Cancel the common factor.
Step 2.4.2.2.1.2
Divide by .
Step 2.4.2.3
Simplify the right side.
Step 2.4.2.3.1
Cancel the common factor of and .
Step 2.4.2.3.1.1
Factor out of .
Step 2.4.2.3.1.2
Cancel the common factors.
Step 2.4.2.3.1.2.1
Factor out of .
Step 2.4.2.3.1.2.2
Cancel the common factor.
Step 2.4.2.3.1.2.3
Rewrite the expression.
Step 3
Step 3.1
Simplify .
Step 3.1.1
Combine the numerators over the common denominator.
Step 3.1.2
Simplify the expression.
Step 3.1.2.1
Write as a fraction with a common denominator.
Step 3.1.2.2
Combine the numerators over the common denominator.
Step 3.1.2.3
Add and .
Step 3.1.3
To write as a fraction with a common denominator, multiply by .
Step 3.1.4
Simplify terms.
Step 3.1.4.1
Combine and .
Step 3.1.4.2
Combine the numerators over the common denominator.
Step 3.1.4.3
Simplify each term.
Step 3.1.4.3.1
Simplify the numerator.
Step 3.1.4.3.1.1
Factor out of .
Step 3.1.4.3.1.1.1
Factor out of .
Step 3.1.4.3.1.1.2
Raise to the power of .
Step 3.1.4.3.1.1.3
Factor out of .
Step 3.1.4.3.1.1.4
Factor out of .
Step 3.1.4.3.1.2
Multiply by .
Step 3.1.4.3.1.3
Add and .
Step 3.1.4.3.2
Move to the left of .
Step 3.1.4.3.3
Move the negative in front of the fraction.
Step 3.1.5
Simplify the numerator.
Step 3.1.5.1
To write as a fraction with a common denominator, multiply by .
Step 3.1.5.2
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
Step 3.1.5.2.1
Multiply by .
Step 3.1.5.2.2
Multiply by .
Step 3.1.5.3
Combine the numerators over the common denominator.
Step 3.1.5.4
Simplify the numerator.
Step 3.1.5.4.1
Factor out of .
Step 3.1.5.4.1.1
Factor out of .
Step 3.1.5.4.1.2
Factor out of .
Step 3.1.5.4.1.3
Factor out of .
Step 3.1.5.4.2
Multiply by .
Step 3.1.6
Multiply the numerator by the reciprocal of the denominator.
Step 3.1.7
Cancel the common factor of .
Step 3.1.7.1
Cancel the common factor.
Step 3.1.7.2
Rewrite the expression.
Step 3.1.8
Factor out of .
Step 3.1.9
Rewrite as .
Step 3.1.10
Factor out of .
Step 3.1.11
Simplify the expression.
Step 3.1.11.1
Rewrite as .
Step 3.1.11.2
Move the negative in front of the fraction.