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Pre-Algebra Examples
Step 1
Multiply both sides by .
Step 2
Step 2.1
Simplify the left side.
Step 2.1.1
Simplify .
Step 2.1.1.1
Cancel the common factor of .
Step 2.1.1.1.1
Cancel the common factor.
Step 2.1.1.1.2
Rewrite the expression.
Step 2.1.1.2
Apply the distributive property.
Step 2.1.1.3
Simplify the expression.
Step 2.1.1.3.1
Multiply by .
Step 2.1.1.3.2
Multiply by .
Step 2.1.1.3.3
Reorder and .
Step 2.2
Simplify the right side.
Step 2.2.1
Simplify .
Step 2.2.1.1
Simplify terms.
Step 2.2.1.1.1
Apply the distributive property.
Step 2.2.1.1.2
Multiply by .
Step 2.2.1.1.3
Combine and .
Step 2.2.1.2
Move to the left of .
Step 2.2.1.3
Reorder and .
Step 3
Step 3.1
Move all terms containing to the left side of the inequality.
Step 3.1.1
Subtract from both sides of the inequality.
Step 3.1.2
To write as a fraction with a common denominator, multiply by .
Step 3.1.3
Combine and .
Step 3.1.4
Combine the numerators over the common denominator.
Step 3.1.5
Simplify each term.
Step 3.1.5.1
Simplify the numerator.
Step 3.1.5.1.1
Factor out of .
Step 3.1.5.1.1.1
Factor out of .
Step 3.1.5.1.1.2
Factor out of .
Step 3.1.5.1.1.3
Factor out of .
Step 3.1.5.1.2
Multiply by .
Step 3.1.5.1.3
Subtract from .
Step 3.1.5.2
Move to the left of .
Step 3.1.5.3
Move the negative in front of the fraction.
Step 3.2
Move all terms not containing to the right side of the inequality.
Step 3.2.1
Subtract from both sides of the inequality.
Step 3.2.2
Subtract from .
Step 3.3
Divide each term in by and simplify.
Step 3.3.1
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 3.3.2
Simplify the left side.
Step 3.3.2.1
Dividing two negative values results in a positive value.
Step 3.3.2.2
Divide by .
Step 3.3.3
Simplify the right side.
Step 3.3.3.1
Divide by .
Step 3.4
Multiply both sides by .
Step 3.5
Simplify.
Step 3.5.1
Simplify the left side.
Step 3.5.1.1
Cancel the common factor of .
Step 3.5.1.1.1
Cancel the common factor.
Step 3.5.1.1.2
Rewrite the expression.
Step 3.5.2
Simplify the right side.
Step 3.5.2.1
Multiply by .
Step 3.6
Divide each term in by and simplify.
Step 3.6.1
Divide each term in by .
Step 3.6.2
Simplify the left side.
Step 3.6.2.1
Cancel the common factor of .
Step 3.6.2.1.1
Cancel the common factor.
Step 3.6.2.1.2
Divide by .
Step 3.6.3
Simplify the right side.
Step 3.6.3.1
Move the negative in front of the fraction.
Step 4
The result can be shown in multiple forms.
Inequality Form:
Interval Notation: