Unit 1 Concept 1020 Review

Unit 1 Concept 1020 Review

by Sean Lawler

Concept 1020​

• ​Interpreting and Simplifying Expressions

• ​What this lesson will cover

  • ​Vocabulary

  • ​Practice problems and breakdowns

  • ​Simplifying

• ​Video over entire Lesson

​Expression

• ​A number sentence without an equal sign.

​Term

• ​​Parts of an expression separated by an addition sign or subtraction sign.

​Variable

• ​​A letter that represents an unknown value.

​Coeffieciant

• ​​A number in front of a variable

​Constant

• ​​A fixed number without a variable

Multiple Choice

Select the correct expression. 

Five less than a number.

• $$5x$$  

• $$5-x$$  

• $$x-5$$  

• $$\frac{5}{x}$$  

Multiple Choice

The product of 9 and a number

• $$9+x$$  

• $$9-x$$  

• $$\frac{x}{9}$$  

• $$9x$$  

Multiple Choice

The product of 6 and a number then decreased by 3

• $$6x-3$$  

• $$3x-6$$  

• $$\frac{6}{x}\ -\ 3$$  

• $$6x=3$$  

Poll

How do you feel about reading expressions

• Don't understand it

• I'm needing some help

• I am starting to understand

• No problem.

Studio

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