Algebraic Expressions

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What is an algebraic expression?

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An algebraic expression is a mathematical phrase that can include numbers, variables (like x or y), and operations (like addition, subtraction, multiplication, and division).

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What does 'decreased by' mean in algebra?

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'Decreased by' means to subtract a number from another number. For example, 'd decreased by 29' is written as d - 29.

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How do you express '4 times a number' in algebra?

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You express '4 times a number' as 4n, where n represents the number.

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What does 'increased by' mean in algebra?

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'Increased by' means to add a number to another number. For example, 'a number increased by 9' is written as n + 9.

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What is the product of a number and 9?

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The product of a number and 9 is expressed as 9n, where n is the number.

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How do you write 'a number decreased by 15' in algebra?

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You write 'a number decreased by 15' as n - 15.

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What is the difference between 'sum' and 'product' in algebra?

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The 'sum' is the result of adding two or more numbers, while the 'product' is the result of multiplying two or more numbers.

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How do you express 'the sum of a number and 10' in algebra?

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You express 'the sum of a number and 10' as n + 10.

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What does 'the quotient of a number and 4' mean?

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'The quotient of a number and 4' means to divide the number by 4, expressed as n/4.

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How do you express 'the difference between 20 and a number'?

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'The difference between 20 and a number' is expressed as 20 - n.