Elementary Algebra Practice Exam Solutions #6-8
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Lesson Description:
These are solutions to a Practice Test made for my online Elementary Algebra class.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
Questions answered by this video:
- Where can I find Algebra practice exam problem questions and answers?
- How do you solve and graph an inequality with one variable?
- How would you solve 4x - 7 < 9x - 2 and graph x > -1 on a number line?
- How do you know when to switch or flip an inequality sign?
- How do you know when to have a closed or open dot when you graph an inequality?
- How do you check the graph of an inequality?
- How do you solve -3x >= 9 and graph x <= -3 on a number line?
- If one angle of a triangle is 3 times as large as the smallest angle, and the measure of the third angle is 40 degrees more than the smallest angle, what is the measure of each angle?
- How do you write and solve an equation for a triangle angle measure word problem?
- If you find out one angle of a triangle in a word problem, how can you figure out the other two angles?
- How can you check to make sure that the angles of a triangle in a word problem are correct?
- How do you find the slope of a line between two points?
- How can you find the slope between (4, -6) and (-5, -2)?
- What is the slope between (5, -7) and (2, -7)?
- What is the formula for slope between two points?
- What is the slope between (11, 4) and (3, 8)?
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Staff Review
This lesson goes through some example problems from a practice Algebra exam. Each step in the problems is shown clearly. The topics covered in this video are solving inequalities with one variable and graphing the solutions on a number line, writing and solving equations for the angle measures of a triangle, and finding the slope between two points.
