Pre-assessment Algebra 1

Front

What is the solution to the equation x + 7 = 12?

Back

5

Front

What is the process of isolating a variable in an equation?

Back

To isolate a variable, you perform inverse operations to get the variable alone on one side of the equation.

Front

What is the definition of a variable in algebra?

Back

A variable is a symbol, often represented by a letter, that stands for an unknown value.

Front

What does it mean to solve an equation?

Back

To solve an equation means to find the value(s) of the variable(s) that make the equation true.

Front

What is the inverse operation of addition?

Back

Subtraction is the inverse operation of addition.

Front

If x + 3 = 10, what is the value of x?

Back

7

Front

What is the definition of an equation?

Back

An equation is a mathematical statement that asserts the equality of two expressions.

Front

What is the first step in solving the equation x - 4 = 6?

Back

Add 4 to both sides of the equation.

Front

What is the solution to the equation 2x = 10?

Back

5

Front

What does it mean for two expressions to be equivalent?

Back

Two expressions are equivalent if they have the same value for all values of the variables.