TEXTBOOK SURVEY
8th Grade Math – Algebra I
Test Prep and Review HW Assignment # 14
Due Date: Friday, January 17, 2020
Name:__________________________________________ Class 8.1 or 8.2
|Question #1: Show your work! | |
|Write in slope intercept form an equation of the line that passes through the given points: | |
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|(-1, 5) and (3, -3) | |
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|Answer#1: ___________________________________________ | |
|Question #2: Show your work! | |
|Write in slope intercept form an equation of the line passes through the point (2, -5) and is perpendicular to the line y = (1/3)x + 4 | |
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|Answer#2: __________________________________________ | |
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|Question#3: This question requires a graph. Your graph MUST be on GRAPH PAPER to receive credit. | |
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|Graph the Linear Inequality y > 2x + 1 and answer the questions below on the graph paper. Label each part of your answer with A, B, C, D. Use | |
|complete detailed sentences. Be specific and clear in your answers. | |
|Select a point in the solution set. State that coordinate point and mark it with an X on your graph. Explain graphically why it is in the solution set. | |
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|Prove algebraically that your coordinate point from part A is a solution point by showing a check. Rewrite the original inequality and show your variable| |
|substitution. | |
|Is the point (1,3) a solution to the given linear inequality? Explain your answer. | |
|Describe where the point (1,3) lies, in relationship to your graph. | |
|Question #4/5 : Use the graph and the information provided to answer the questions that follow. | |
|Use complete detailed sentences. Be specific and clear in your answers. | |
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|A recreation deparment bought bottled water to sell at a fair. | |
|The graph shows the number y, of bottles remaining after each hour x. | |
|[pic] | |
|Find the slope of the line. Pay careful attention to the scale of the x and y axis. | |
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|Explain the meaning of the slope, in context of this problem. | |
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|Find the y-intercept : | |
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|Explain the meaning of the y-intercept, in context of this problem. | |
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|Write an equation of the line, in slope-intercept form : | |
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|The fair started at 10am. When did the recreation department run not of bottled water. Explain your answer. | |
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Submitted on time? Yes____ No___ Total Score of 10:
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