 Name: ___________________Date:___________________

kwizNET Subscribers, please login to turn off the Ads!
 Email us to get an instant 20% discount on highly effective K-12 Math & English kwizNET Programs!

### High School Mathematics1.5 Algebraic Equations and Expressions

 An expression or algebraic expression is a phrase, a sentence fragment. We can simplify an expression and has no relation symbol. Example: a number less than ten x < 10 two less than a number x - 2 An equation or algebraic equation is a sentence. We have to solve an equation to find the value or solution. It has a relation symbol "equal to". Example: Ten is five less than a number. 10 = x - 5 An Inequation is also a sentence with a greater than or less than sign. A number is less than five. x < 5 Directions: Choose the correct answer for each question. Explain in your own words what algebraic expressions, equations, and inequations are and give examples.
 Q 1: Solve: 3x + 10 = 25125456 Q 2: Solve: 10 - 5t = 50-8-12128 Q 3: Solve: 5x + 10y = 30x = 6 and y = 0x = 4 and y = 1x = 2 and y = 2cannot solve for 2 unknowns with 1 equation Q 4: Which property says (8 x 4) x 5 = (5 x 4) x 8?AssociativeMultiplicative IdentityCommutativeDistributive Q 5: Which property says 5 + 8 = 8 + 5?Additive IdentityAssociativeDistributiveCommutative Q 6: Evaluate the expression 3(a + b) + 6(2a - 2b) when a = -3 and b = -4.-9-1098 Q 7: Solve: 0 = u/254190254 Q 8: Solve: 56 = f/9504532637 Question 9: This question is available to subscribers only! Question 10: This question is available to subscribers only!

#### Subscription to kwizNET Learning System costs less than \$1 per month & offers the following benefits:

• Unrestricted access to grade appropriate lessons, quizzes, & printable worksheets
• Instant scoring of online quizzes
• Progress tracking and award certificates to keep your student motivated
• Unlimited practice with auto-generated 'WIZ MATH' quizzes
• Child-friendly website with no advertisements

© 2003-2007 kwizNET Learning System LLC. All rights reserved. This material may not be reproduced, displayed, modified or distributed without the express prior written permission of the copyright holder. For permission, contact info@kwizNET.com
For unlimited printable worksheets & more, go to http://www.kwizNET.com.