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Pre-Algebra Examples
Step 1
Since is on the right side of the equation, switch the sides so it is on the left side of the equation.
Step 2
Step 2.1
Simplify each term.
Step 2.1.1
Apply the distributive property.
Step 2.1.2
Multiply by .
Step 2.1.3
Apply the distributive property.
Step 2.1.4
Multiply by .
Step 2.2
Simplify by adding terms.
Step 2.2.1
Add and .
Step 2.2.2
Subtract from .
Step 2.2.3
Add and .
Step 3
Step 3.1
Simplify each term.
Step 3.1.1
Apply the distributive property.
Step 3.1.2
Multiply by .
Step 3.2
Simplify by adding numbers.
Step 3.2.1
Add and .
Step 3.2.2
Add and .
Step 4
Step 4.1
Add to both sides of the equation.
Step 4.2
Combine the opposite terms in .
Step 4.2.1
Add and .
Step 4.2.2
Add and .
Step 5
Since , the equation will always be true for any value of .
All real numbers
Step 6
The result can be shown in multiple forms.
All real numbers
Interval Notation: