WU Algebra 1 SOL Review

Front

What is the expression for Alison's amount if Ben has m dollars, given that Alison has $4 less than twice the amount Ben has?

Back

The expression is 2m - 4.

Front

Define 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 using expressions in algebra?

Back

Expressions are used to represent mathematical relationships and can be manipulated to solve problems.

Front

What does it mean to simplify an expression?

Back

To simplify an expression means to reduce it to its simplest form by combining like terms and eliminating unnecessary operations.

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 is the difference between an equation and an expression?

Back

An equation states that two expressions are equal, while an expression represents a value without an equality sign.

Front

What is the distributive property?

Back

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

Front

How do you solve for a variable in an equation?

Back

To solve for a variable, isolate the variable on one side of the equation using inverse operations.

Front

What is a coefficient in algebra?

Back

A coefficient is a numerical factor in a term of an algebraic expression, indicating how many times the variable is multiplied.

Front

What does it mean to evaluate an expression?

Back

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