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Biblioteka

Grade 9 Math Starter Lesson: Systems of Linear Equations

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Posljednje ažuriranje almost 2 years ago
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In this lesson, you will setup and solve a system of equations in order to solve a real-world problem.

Essential Question: How do I use systems of equations to solve real-world problems?

In this lesson, you will setup and solve a system of equations in order to solve a real-world problem.

Essential Question: How do I use systems of equations to solve real-world problems?

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Text, Question 1, Question 2
00:35
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Rewatch the video as needed to answer the questions below.

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Pitanje 1
1.

What types of coins do you see? Select all correct answers.

1
Pitanje 3
3.
Pitanje 4
4.

Let p be the number of pennies and q be the number of quarters.

If there are 560 total coins in the video, write an equation to represent the total number of coins.

Pitanje 5
5.

Let the number of quarters be represented by the y-axis and the number of pennies by the x-axis.

Graph your system of equations on the coordinate plane.

  • Kliknite na karticu Grafikon (Grafikon 1, Grafikon 2 i tako dalje) za svaki grafikon koji trebate nacrtati.
  • Kliknite na pozadinu grafikona da biste dodali tačku. Dodajte dvije tačke da biste kreirali grafikon. Prevucite tačku ili unesite x i y koordinate da biste uredili njen položaj. Kliknite na tačku da biste je izbrisali.
  • Nakon što kreirate grafikon, možete označiti kućicu s isprekidanom linijom.
Pitanje 6
6.
Pitanje 2
2.

What do you think is the total value of the coins?