Pre-Algebra Examples

Simplify (7x-1/2)(7x+1/2)
Step 1
Expand using the FOIL Method.
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Step 1.1
Apply the distributive property.
Step 1.2
Apply the distributive property.
Step 1.3
Apply the distributive property.
Step 2
Simplify and combine like terms.
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Step 2.1
Simplify each term.
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Step 2.1.1
Rewrite using the commutative property of multiplication.
Step 2.1.2
Multiply by by adding the exponents.
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Step 2.1.2.1
Move .
Step 2.1.2.2
Multiply by .
Step 2.1.3
Multiply by .
Step 2.1.4
Multiply .
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Step 2.1.4.1
Combine and .
Step 2.1.4.2
Combine and .
Step 2.1.5
Move to the left of .
Step 2.1.6
Multiply .
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Step 2.1.6.1
Multiply by .
Step 2.1.6.2
Combine and .
Step 2.1.6.3
Combine and .
Step 2.1.7
Move the negative in front of the fraction.
Step 2.1.8
Multiply .
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Step 2.1.8.1
Multiply by .
Step 2.1.8.2
Multiply by .
Step 2.2
Subtract from .
Step 2.3
Add and .