Pre-Algebra Examples

Simplify (a-b)(2x^2+9)-(b-a)(7x-6)
Step 1
Simplify each term.
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Step 1.1
Expand using the FOIL Method.
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Step 1.1.1
Apply the distributive property.
Step 1.1.2
Apply the distributive property.
Step 1.1.3
Apply the distributive property.
Step 1.2
Simplify each term.
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Step 1.2.1
Rewrite using the commutative property of multiplication.
Step 1.2.2
Move to the left of .
Step 1.2.3
Rewrite using the commutative property of multiplication.
Step 1.2.4
Multiply by .
Step 1.2.5
Multiply by .
Step 1.3
Apply the distributive property.
Step 1.4
Multiply .
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Step 1.4.1
Multiply by .
Step 1.4.2
Multiply by .
Step 1.5
Expand using the FOIL Method.
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Step 1.5.1
Apply the distributive property.
Step 1.5.2
Apply the distributive property.
Step 1.5.3
Apply the distributive property.
Step 1.6
Simplify each term.
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Step 1.6.1
Rewrite using the commutative property of multiplication.
Step 1.6.2
Multiply by .
Step 1.6.3
Multiply by .
Step 1.6.4
Rewrite using the commutative property of multiplication.
Step 1.6.5
Move to the left of .
Step 2
Simplify by adding terms.
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Step 2.1
Subtract from .
Step 2.2
Add and .
Step 2.3
Reorder.
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Step 2.3.1
Move .
Step 2.3.2
Move .
Step 2.3.3
Move .