Still Confused?

Try reviewing these fundamentals first

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- Solving Systems of Linear Equations

Still Confused?

Try reviewing these fundamentals first

Still Confused?

Try reviewing these fundamentals first

Nope, got it.

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Start now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started NowStart now and get better math marks!

Get Started Now- Lesson: 13:40
- Lesson: 23:26
- Lesson: 31:59

Unknown sometimes is mysterious or even scary, but let us show you unknown can be fun too. You will find more linear equations word problems related to unknown number in this lesson.

Basic Concepts: Applications of linear equations, Solving systems of linear equations by graphing, Solving systems of linear equations by elimination, Solving systems of linear equations by substitution

Related Concepts: System of linear equations, System of linear-quadratic equations, Graphing systems of linear inequalities

- 1.Two numbers have a sum of 24. Find the two numbers if the second number is 6 times the first one.
- 2.The sum of four times one number plus two times a second number is eight. The sum of three times the first number plus 5 times the second number is 24. Find the numbers.
- 3.Sarah is three times as old as her sister Jenny. In nine years the sum of their ages will be 26. How old are they now?

25.

Solving Systems of Linear Equations

25.1

Determining number of solutions to linear equations

25.2

Solving systems of linear equations by graphing

25.3

Using elimination method to solve systems of equations

25.4

Using substitution method to solve systems of equations

25.5

Money related questions in linear equations

25.6

Unknown number related questions in linear equations

25.7

Distance and time related questions in linear equations

25.8

Rectangular shape related questions in linear equations

We have over 2320 practice questions in ACCUPLACER Test Prep for you to master.

Get Started Now25.1

Determining number of solutions to linear equations

25.3

Using elimination method to solve systems of equations

25.4

Using substitution method to solve systems of equations

25.5

Money related questions in linear equations

25.6

Unknown number related questions in linear equations

25.7

Distance and time related questions in linear equations

25.8

Rectangular shape related questions in linear equations