Modeling With Two-Step Equations

• A

• B

• C

• D

Which equation matches the bar model shown?

Use the bar model to write an equation to represent the situation:

What does 2p+34 represent in the bar model?

• The number of pins Eva has

• The number of pins Dulcina has

• The total number of pins all together

• The extra pins that Dulcina has

Tripp and Rico are two dogs. Tripp

weighs exactly 35 pounds more than Rico.

Together, they weigh exactly 49 pounds.

What does the w represent in the bar model?

• Tripp's weight

• Rico's weight

• The total weight of both dogs together

• The extra amount of weight when compared with the other dog

Tripp and Rico are two dogs. Tripp

weighs exactly 35 pounds more than Rico.

Together, they weigh exactly 49 pounds.

What does 2w + 35 represent in the bar model?

• Tripp's weight

• Rico's weight

• The total weight of both dogs together

• The extra amount of weight when compared with the other dog

Which equation best models the bar model shown?

Type in the equation that can be used to represent the bar model (do not use spaces).

You and your friends Kyra and Paolo decide to make some money during summer vacation by building and selling birdhouses. To get the business started, Kyra contributes $22, and Paolo contributes $18 to buy equipment and materials. You all agree that each person will earn the same amount of money after Kyra and Paolo get back what they invested. Your business earns a total of$280. How much does each person get at the end of the summer?

How much money did "you" make?

• $240

• $80

• $102

• $98

You and your friends Kyra and Paolo decide to make some money during summer vacation by building and selling birdhouses. To get the business started, Kyra contributes $22, and Paolo contributes $18 to buy equipment and materials. You all agree that each person will earn the same amount of money after Kyra and Paolo get back what they invested. Your business earns a total of$280. How much does each person get at the end of the summer?

How much money did Kyra make?

• $240

• $80

• $102

• $98