Algebra Core Review day 3 Unit 6 Slope

Algebra Core Review day 3

Unit 6: Slope Intercept Form:

1. What is the equation in slope-intercept form of the line whose graph has a slope of 5 and y-intercept of - 8? A. B. C. D.

2. Which equation is correctly graphed here? A. B. C. D.

3. The graph shows how the number of rabbits changes in relation to the number of wolves in a particular area. What would be the rabbit population if the wolves were removed from the area? A. 200 B. 180 C. 130 D. 0

Unit 7: Linear Equations Standard Form: Point Slope Form:

4. Which of the following represents the linear equation in standard form? A. B. C. D.

5. Find an equation of the line through (6, -3) with slope. A. B. C. D.

6. Which of the following is the equation of the line that passes through the points (8, 4) and (10, 2). A. B. C. D.

Unit 8: Scatter Plots Correlation: Line of Fit:

7. What correlation would best describe the relationship shown in the graph below? A) B) C) D) Positive Negative Constant No Correlation

8. The graph of which equation best fits this scatter plot? A) B) C) D)

9. Tara weighed some metal objects. She weighed them in air, then weighed them when they were submerged in water. Her results are shown in the table below. What kind of correlation exists between the weights in air and weights in water? A) Positive C) Constant B) Negative D) No Correlation

Unit 9: Linear Inequalities What is different about graphing linear inequalities and linear equations?

10. Which of the following is the graph of the inequality ? A. B. C. D.