Identifying Expression or Equation

Identify.  5x + y = 7g

• Expression

• Equation

• Inequality

• None of the above

Identify.  6t

• Expression

• Equation

• Inequality

• None of the above

Identify.  4c - 4h - 2t

• Expression

• Equation

• Inequality

• None of the above

Identify.  12 - g

• Expression

• Equation

• Inequality

• None of the above

An algebraic expression is a math phrase including variables. An expression can be a single part, like 4, or 2m, or a longer expression, like 35c - 5y + 3m. They cannot have an equal sign.

Groups:

(a) Algebraic Expressions

,

(b) Not Expressions

As long as my expression has a variable, it is a: 

• Expression 

• Algebraic Expression 

• Equation 

• NONE 

An algebraic expression is a math phrase including variables. An expression can be a single part, like 4, or 2m, or a longer expression, like 35c - 5y + 3m. They cannot have an equal sign.

Groups:

(a) Algebraic Expressions

,

(b) Not Expressions

The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

​ (a)  

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80

The equation for the table below is y=2x+5, fill in the missing values.

c

d

e

f

9

-1

0

3

7

4

The table shows Sandra's weekly earnings, y , based on the number of hours she works. Which equation can Sandra use to calculate her weekly earnings when she works x hours?

• y = 8x

• y = 5x + 40

• y = 10x

• y = 10x + 80