Unit 6 Advanced Review

Front

What is the equation to find the total cost when dividing an amount evenly among several people?

Back

c/4 = 6.50, where c is the total cost and 4 is the number of people.

Front

What is the solution to the equation 2x - 9 = 5?

Back

x = 7

Front

Simplify the expression 7(2a + b).

Back

14a + 7b

Front

What is the MAIN difference between an Expression and an Equation?

Back

An equation has an equal sign, where an expression does not.

Front

Back

x = 10

Front

What does it mean to simplify an expression?

Back

To reduce it to its simplest form by combining like terms or performing operations.

Front

What is a variable in algebra?

Back

A symbol, often a letter, that represents an unknown value.

Front

What is the purpose of an equation?

Back

To show that two expressions are equal, allowing us to solve for unknown values.

Front

What is the distributive property in mathematics?

Back

a(b + c) = ab + ac, meaning you multiply a term by each term inside the parentheses.

Front

What is a coefficient in an algebraic expression?

Back

A number that multiplies a variable, e.g., in 3x, 3 is the coefficient.