Expressions, Equations, and Inequalities Review

Front

What is an expression in mathematics?

Back

An expression is a combination of numbers, variables, and operators (such as +, -, *, /) that represents a value.

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What is an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions, typically containing an equal sign (=).

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What is an inequality?

Back

An inequality is a mathematical statement that compares two expressions and shows that one is greater than, less than, or not equal to the other.

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What does the coefficient in an expression represent?

Back

The coefficient is the numerical factor that multiplies a variable in an expression.

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What is a constant in an expression?

Back

A constant is a fixed value that does not change, represented by a number in an expression.

Front

How do you represent the amount of money saved over weeks if you save $8 each week?

Back

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Back

This equation represents a straight line with a slope of 1 and a y-intercept of 10.

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Back

It means that the value of x is less than 10.

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Back

The coefficient is 2, which is the number multiplying the variable x.

Front

What is the solution to the inequality @@x le 10@@?

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The solution includes all values of x that are less than or equal to 10.