Algebra I EOC Review

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 difference between an equation and an expression?

Back

An equation is a statement that two expressions are equal, indicated by the '=' sign. An expression does not have an '=' sign.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value of the variable that makes the equation true.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac. It allows you to multiply a single term by two or more terms inside a parenthesis.

Front

What is a variable in algebra?

Back

A variable is a symbol, usually a letter, that represents one or more numbers. For example, in the expression 2x + 3, 'x' is a variable.

Front

What is a coefficient?

Back

A coefficient is a numerical factor in a term of an algebraic expression. In 4x, 4 is the coefficient.

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What is a constant?

Back

A constant is a fixed value that does not change. For example, in the expression 2x + 5, the number 5 is a constant.

Front

What is the purpose of combining like terms?

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Combining like terms simplifies an expression by adding or subtracting terms that have the same variable raised to the same power.

Front

What is a linear equation?

Back

A linear equation is an equation that makes a straight line when graphed. It has the form y = mx + b, where m is the slope and b is the y-intercept.

Front

What is the slope of a line?

Back

The slope of a line is a measure of its steepness, calculated as the rise over run (change in y over change in x).