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Biblioteka

1.2 Quiz: Systems of Equations

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Posljednje ažuriranje almost 6 years ago
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Pitanje 1
1.

What is the solution to the system?

Pitanje 2
2.

What is the solution?

Pitanje 3
3.

How many solutions?

Pitanje 4
4.

What is the solution?

Pitanje 5
5.

The ordered pair that satisfies all equations in the system.

Pitanje 6
6.

In the systems of equation below, I can eliminate x by adding because the coefficients are opposites.

4x + 8y = 20

−4x + 2y = −30

Pitanje 7
7.

What variable do you eliminate, and what do you multiply the equation(s) by?

5x + y = 9

10x − 7y = −18

Pitanje 8
8.

Does the system have one, none or infinite solutions?

8x + 4y = 12

y = -2x + 3

Pitanje 9
9.

What is the value of the y-coordinate of the solution to the system of equations. (2 points)

x - 2y = 1

x + 4y = 7

Pitanje 10
10.

Solve:(2 pts)

3x + 2y = 16

7x + y = 19