Writing Equations from Word Problems

Front

What is a variable in an equation?

Back

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

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 a linear equation?

Back

Front

What is the purpose of writing equations from word problems?

Back

Writing equations from word problems helps to translate real-world situations into mathematical expressions that can be solved.

Front

How do you identify the variables in a word problem?

Back

Identify the quantities that change or are unknown in the problem; these will be represented by variables.

Front

What is the first step in solving a word problem?

Back

The first step is to read the problem carefully and identify the key information and what is being asked.

Front

Back

It represents a situation where two quantities are equal, such as comparing the growth of two teams over time.

Front

How can you check if your solution to an equation is correct?

Back

You can check your solution by substituting the value back into the original equation to see if both sides are equal.

Front

What is a constant in an equation?

Back

A constant is a fixed value that does not change, represented by a number in an equation.

Front

What does it mean for two expressions to be equal?

Back

It means that they represent the same value or quantity, which can be shown by solving the equation.