Quiz 3: Linear Equations and Inequalities

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7x + 2y = 4 y = x + 1 Solve the system of equations.

(2/9, 11/9)

x + 2y = 5 3x + 5y = 14 Solve the system of equations.

(3, 1)

The slope of the line whose equation is 2x + 5y + 1 = 0 is

-2/5

The y-intercept of the line whose equation is 3x - 2y = 6 is

-3

Find the slope of the line that passes through the points (3, 6) and (5, 3).

-3/2

Find the slope of the line whose equation is 8y = 4 - 3x.

-3/8

Find the slope of the line whose equation is 9x + 5y = 1.

-9/5

Find the slope of the line that passes through the points (-2, 4) and (-5, -6).

10/3

5x + 2y = 5 3x - y = 14 Which of the following equations is not a result of solving the system of equations by addition?

11x = 19

The x-intercept of the line whose equation is x - y = 3 is

3

Find the slope of the line whose equation is 4y - 3x + 6 = 0.

3/4

Find the slope of the line that passes through the points (-3, -1) and (0, 3).

4/3

Find the common solution by graphing. 2x + y > 3 x < 1

Copy and paste this link in your browser. The image should come up. https://odysseywareacademy.owschools.com/media/g_alg02_2014/3/328q.gif

Click on the graphic to choose the correct graph. The line through (-3, 4) and (2, -3).

Copy and paste this link in your browser. The image should come up. https://odysseywareacademy.owschools.com/media/g_alg02_2014/3/qi301.gif

Click on the graphic to choose the correct graph. 5y = 3x - 5

Copy and paste this link in your browser. The image should come up. https://odysseywareacademy.owschools.com/media/g_alg02_2014/3/qi302.gif

Click on the graphic to choose the correct graph. 2x - y = 1

Copy and paste this link in your browser. The image should come up. https://odysseywareacademy.owschools.com/media/g_alg02_2014/3/qi303.gif

x + y = 6 2x - y = 3 The system of equations

has one solution

One number is 5 more than twice another and their sum is 23. Which of the following system of equations represents the word problem?

x + y = 23 and y = 2x + 5


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