# Elementary Algebra Practice Exam Solutions #15-16

Taught by YourMathGal
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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

• Where can I find Algebra practice exam problem questions and answers?
• How do you simplify variable expressions with exponents?
• How do you use the rules of exponents to simplify Algebraic monomial expressions?
• How do you simplify (2n)^2(-4n^3)
• How do you simplify (10m^7c^2x^8)/(2m^1c^5x^8)?
• How do you simplify (2x^3/3n^4)^4?
• How can you simplify (-5x^2/3n)^3?
• How do you simplify (2x^-2m^-3)/(-5x^4m^-2)?
• What do you do with negative exponents?
• How do you simplify (3x^-4m^2)^-3?
• How do you graph and write an equation for a line that passes through (1, -2) and has a slope of -3?
• How do you write an equation for a line that passes through a point and has a given slope?
• How do you write an equation for a line using point-slope form?
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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 simplifying monomial expressions by using rules of exponents, and graphing and writing an equation for a line that passes through a point and has a given slope.