Algebra 1 SOL Review #2

Front

What is the definition of a variable in algebra?

Back

A variable is a symbol, often a letter, that represents one or more numbers.

Front

What is the purpose of solving an equation?

Back

The purpose of solving an equation is to find the value(s) of the variable that make the equation true.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to combine like terms and perform operations to make it as concise as possible.

Front

What is the distributive property?

Back

The distributive property states that a(b + c) = ab + ac.

Front

What is a linear equation?

Back

A linear equation is an equation that makes a straight line when graphed, typically in the form y = mx + b.

Front

What does 'slope' represent in a linear equation?

Back

Slope represents the rate of change of the y-value with respect to the x-value, indicating the steepness of the line.

Front

What is the y-intercept in a linear equation?

Back

The y-intercept is the point where the line crosses the y-axis, represented by the value of b in the equation y = mx + b.

Front

What are like terms?

Back

Like terms are terms that have the same variable raised to the same power.

Front

What is the process of factoring an expression?

Back

Factoring an expression involves rewriting it as a product of its factors.

Front

What is the quadratic formula?

Back

The quadratic formula is x = (-b ± √(b² - 4ac)) / (2a), used to find the roots of a quadratic equation.