Variables and variable equations quick check 5.19a

Sally earns $12.00 for every dog she walks. Last week she earned $60.00. Translated to an equation, this looks like 12x = 60. What does x mean in the equation?

• The amount of money Sally earns for each dog.

• The variable of the equation

• The equal sign/symbol

• The total amount Sally earned last week.

Tags

CCSS.6.EE.B.7

Which word describes the letter "j" in the expression 2 + j?

• The number 2

• The operation of addition

• A variable

• There's no way to tell.

Tags

CCSS.6.EE.A.2B

What is the variable in the expression y - 12?

• The variable is y

• The variable is -

• The variable is 6

• There is no way to figure it out.

Tags

CCSS.6.EE.A.2B

In the equation 20 - m = 8, the variable is

Tags

CCSS.6.EE.A.2B

In the expression ∆ x 3, the ∆ represents (a)  

• a variable
• the operation of multiplication
• the number three

Tags

CCSS.HSA-SSE.A.1A

There are s students participating in a jump rope contest. After 10 students finish jumping rope, there are 8 students left to jump. Choose the equation that matches the words.

• s + 10 = 8

• s - 10 = 8

• s x 10 = 8

• 10 ÷ s = 8

Tags

CCSS.HSA.CED.A.3

Match the following:

• 12 ÷ t

• twelve toys shared equally

• 8 + f

• twenty less than a number

• 20 - n

• pencils increased times two

• p x 2

• Some notebooks taken from twenty

• n - 20

• eight footballs plus some more

Tags

CCSS.4.OA.A.1