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Algebra Examples
Step 1
Step 1.1
Simplify .
Step 1.1.1
To write as a fraction with a common denominator, multiply by .
Step 1.1.2
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
Step 1.1.2.1
Multiply by .
Step 1.1.2.2
Multiply by .
Step 1.1.3
Combine the numerators over the common denominator.
Step 1.1.4
Simplify the numerator.
Step 1.1.4.1
Apply the distributive property.
Step 1.1.4.2
Multiply by .
Step 1.1.4.3
Multiply by .
Step 1.1.4.4
Add and .
Step 1.1.4.5
Factor out of .
Step 1.1.4.5.1
Factor out of .
Step 1.1.4.5.2
Factor out of .
Step 1.1.4.5.3
Factor out of .
Step 1.2
Simplify .
Step 1.2.1
To write as a fraction with a common denominator, multiply by .
Step 1.2.2
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
Step 1.2.2.1
Multiply by .
Step 1.2.2.2
Multiply by .
Step 1.2.3
Combine the numerators over the common denominator.
Step 1.2.4
Simplify the numerator.
Step 1.2.4.1
Move to the left of .
Step 1.2.4.2
Add and .
Step 1.3
Move all terms containing to the left side of the inequality.
Step 1.3.1
Subtract from both sides of the inequality.
Step 1.3.2
To write as a fraction with a common denominator, multiply by .
Step 1.3.3
Write each expression with a common denominator of , by multiplying each by an appropriate factor of .
Step 1.3.3.1
Multiply by .
Step 1.3.3.2
Multiply by .
Step 1.3.4
Combine the numerators over the common denominator.
Step 1.3.5
Simplify the numerator.
Step 1.3.5.1
Apply the distributive property.
Step 1.3.5.2
Multiply by .
Step 1.3.5.3
Apply the distributive property.
Step 1.3.5.4
Multiply by .
Step 1.3.5.5
Multiply by .
Step 1.3.5.6
Apply the distributive property.
Step 1.3.5.7
Multiply by .
Step 1.3.5.8
Multiply by .
Step 1.3.5.9
Subtract from .
Step 1.3.5.10
Add and .
Step 1.3.6
Factor out of .
Step 1.3.7
Rewrite as .
Step 1.3.8
Factor out of .
Step 1.3.9
Rewrite as .
Step 1.3.10
Move the negative in front of the fraction.
Step 1.4
Divide each term in by and simplify.
Step 1.4.1
Divide each term in by . When multiplying or dividing both sides of an inequality by a negative value, flip the direction of the inequality sign.
Step 1.4.2
Simplify the left side.
Step 1.4.2.1
Dividing two negative values results in a positive value.
Step 1.4.2.2
Divide by .
Step 1.4.3
Simplify the right side.
Step 1.4.3.1
Divide by .
Step 1.5
Multiply both sides by .
Step 1.6
Simplify.
Step 1.6.1
Simplify the left side.
Step 1.6.1.1
Cancel the common factor of .
Step 1.6.1.1.1
Cancel the common factor.
Step 1.6.1.1.2
Rewrite the expression.
Step 1.6.2
Simplify the right side.
Step 1.6.2.1
Multiply by .
Step 1.7
Add to both sides of the inequality.
Step 2
Use the inequality to build the set notation.
Step 3