Algebraic expressions are expressions that use variables and combination of terms.
<h3>How to determine the equivalent expressions</h3>
<u>1. Addition</u>
The addition expression is:
Collect like terms
Evaluate the like terms
<u>2. Subtraction</u>
The subtraction expression is:
Open the bracket
Collect like terms
Evaluate the like terms
<u>3. Simplify</u>
The expression is given as:
Rewrite as:
Open the brackets
Collect like terms
Evaluate the like terms
<u>4. Products</u>
The expression is given as:
Apply the difference of two squares
Apply the difference of two squares
Apply the difference of two squares
<u>5. Formula</u>
The expression is given as:
Apply the difference of two squares
<u>6. Identity</u>
The expression is given as:
The identity used to solve the above expression is:
<u>7. Identity</u>
The expression is given as:
Expand
Rewrite as:
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<u>8. Difference of two squares</u>
The expression is given as:
Apply the difference of two squares
<u>9. Evaluate</u>
The expression is given as:
Apply the sum of two squares
So, we have:
Evaluate
<u>10. Coefficient</u>
The expression is given as:
The coefficient of xy in the expression is -1
Read more about algebraic expressions at:
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