Writing Equations from Word Problems

Front

What is the first step in writing an equation from a word problem?

Back

Identify the variables and what they represent in the context of the problem.

Front

What does the variable 'x' typically represent in word problems involving cost?

Back

The number of items being purchased or the quantity of something.

Front

How do you represent a fixed cost in an equation?

Back

As a constant term added to the variable term (e.g., f(x) = mx + b, where b is the fixed cost).

Front

In the equation 43.73 = 12.5 + 9x, what does 'x' represent?

Back

The cost of each pen.

Front

What is the total cost equation for Olivia's purchase of a notebook and pens?

Back

43.73 = 12.5 + 9x.

Front

What does the term '10.95x' represent in Mallory's pizza problem?

Back

The total cost of 'x' pizzas, where each pizza costs $10.95.

Front

What is the total cost equation for Mallory's purchase of pizzas and sodas?

Back

10.95x + 12.57 = 89.22.

Front

In the equation f(x) = 2.75x + 4.25, what does 'f(x)' represent?

Back

The total cost of the taxi ride.

Front

What does the number '2.75' represent in the taxi cost equation?

Back

The charge per mile.

Front

What does the number '4.25' represent in the taxi cost equation?

Back

The fixed fee for the taxi ride.