Simplify Algebraic Expressions

Front

What is an algebraic expression?

Back

An algebraic expression is a mathematical phrase that can include numbers, variables, and operation symbols. For example, 3x + 5 is an algebraic expression.

Front

What is the perimeter of a triangle?

Back

The perimeter of a triangle is the total distance around the triangle, calculated by adding the lengths of all three sides.

Front

What is a coefficient in an algebraic expression?

Back

A coefficient is a numerical factor that multiplies a variable in an expression. For example, in -6n, -6 is the coefficient.

Front

How do you simplify an algebraic expression?

Back

To simplify an algebraic expression, combine like terms and perform any arithmetic operations.

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power. For example, 3x and 5x are like terms.

Front

What is the process of combining like terms?

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Combining like terms involves adding or subtracting the coefficients of like terms to simplify the expression.

Front

What is the simplified form of 3n - n?

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The simplified form of 3n - n is 2n.

Front

How many terms are in the expression 4x - 3 + 2x - 12?

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There are 4 terms in the expression: 4x, -3, 2x, and -12.

Front

What are the coefficients in the expression 6y + y - y?

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The coefficients in the expression are 6, 1, and -1.

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What does it mean to evaluate an expression?

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To evaluate an expression means to calculate its value by substituting the variables with specific numbers.