Reasoning Solving Equations

Select all equations that match this tape diagram.

Select all equations that match this balanced hanger.

Select all equations that match this balanced hanger.

Select all equations that match this tape diagram.

Select all equations that match this balanced hanger.

What is the coefficient in this expression? 3x=21

• 3

• x

• 21

What is the variable in this expression? 3x=21

• 3

• x

• 21

What is the value of x in this tape diagram?

• 3x

• 9

• 3

• 1/3

What equation is represented in this tape diagram?

• x+3=9

• 9x=3

• 3x=9

• 9+3=x

What is the value of x in this tape diagram?

• 7

• 5

• 35

• 5x