Solve a system of equations using any method: word problems
Solve a system of equations using any method: word problems
What you'll learn
- Identify the variables and write a system of two or three equations from a given real-world word problem with at least 80% accuracy.
- Solve a system of two or three linear equations arising from a word problem using substitution, elimination, or graphing, and express the solution as an ordered pair or triple with 90% accuracy.
- Interpret the solution to a system of equations in the context of the original word problem, including units, and explain its meaning in a complete sentence with 100% accuracy.
- Evaluate the reasonableness of the solution to a system of equations in the context of the word problem, justifying the answer with mathematical reasoning in at least two sentences, with 85% accuracy.
Tutorial Preview
Mia and Leo have 7 toys total. Mia has 3 more toys than Leo. How many toys does each have?
A farm has 5 animals (chickens & cows). There are 14 legs total. How many of each animal?
Pencils cost $1 and pens cost $2. You buy 4 items for $6. How many of each did you buy?
Sample Practice Questions
Want to practice and check your answers?
Sign up to access all questions with instant feedback, explanations, and progress tracking.
Start Practicing FreeMore from Angles
Mathematics for other grades
Frequently asked questions
What grade level is "Solve a system of equations using any method: word problems"?
Solve a system of equations using any method: word problems is a Grade 4 Mathematics lesson on ExcelOS.
What will I learn in Solve a system of equations using any method: word problems?
You'll be able to: Identify the variables and write a system of two or three equations from a given real-world word problem with at least 80% accuracy; Solve a system of two or three linear equations arising from a word problem using substitution….
Is "Solve a system of equations using any method: word problems" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Solve a system of equations using any method: word problems?
This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.