Open Up - Grade 8 - Mathematics - Unit 3 - Lesson 13
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Last updated about 3 years ago
10 Questions
1 point
1
Question 1
1.
For each equation, find y when x = -3. Then find x when y = 2.
y = 6x + 8
For each equation, find y when x = -3. Then find x when y = 2.
y = 6x + 8
1 point
1
Question 2
2.
For each equation, find y when x = -3. Then find x when y = 2.
y = \frac{2}{3}x
For each equation, find y when x = -3. Then find x when y = 2.
y = \frac{2}{3}x
1 point
1
Question 3
3.
For each equation, find y when x = -3. Then find x when y = 2.
y = -x+5
For each equation, find y when x = -3. Then find x when y = 2.
y = -x+5
1 point
1
Question 4
4.
For each equation, find y when x = -3. Then find x when y = 2.
y = \frac{3}{4}x-2\frac{1}{2}
For each equation, find y when x = -3. Then find x when y = 2.
y = \frac{3}{4}x-2\frac{1}{2}
1 point
1
Question 5
5.
For each equation, find y when x = -3. Then find x when y = 2.
y = 1.5x+11
For each equation, find y when x = -3. Then find x when y = 2.
y = 1.5x+11
1 point
1
Question 6
6.
Match each graph of a linear relationship to a situation that most reasonably reflects its context.
Match each graph of a linear relationship to a situation that most reasonably reflects its context.
Situation 3. | arrow_right_alt | Graph A. |
Situation 2. | arrow_right_alt | Graph B. |
Situation 1. | arrow_right_alt | Graph C. |
Situation 4. | arrow_right_alt | Graph D. |
1 point
1
Question 7
7.
True or false: The points (6,13), (21, 33), and (99, 137) all lie on the same line. The equation of the line is y = \frac{4}{3}x + 5.
True or false: The points (6,13), (21, 33), and (99, 137) all lie on the same line. The equation of the line is y = \frac{4}{3}x + 5.
1 point
1
Question 8
8.
Here is a linear equation: y = \frac{1}{4}x + \frac{5}{4}.Are (1, 1.5) and (12, 4) solutions to the equation?
Here is a linear equation: y = \frac{1}{4}x + \frac{5}{4}.
Are (1, 1.5) and (12, 4) solutions to the equation?
1 point
1
Question 9
9.
Here is a linear equation: y = \frac{1}{4}x + \frac{5}{4}.Find the x-intercept of the graph of the equation.
Here is a linear equation: y = \frac{1}{4}x + \frac{5}{4}.
Find the x-intercept of the graph of the equation.
1 point
1
Question 10
10.
Find the coordinates of B, C, and D given that AB = 5 and BC = 10.
Find the coordinates of B, C, and D given that AB = 5 and BC = 10.
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