Lesson 06: Distinguishing between Two Types of Situations | Unit 6: Expressions, Equations, and Inequalities

Multiple Choice

Jada’s teacher fills a travel bag with 5 copies of a textbook. The weight of the bag and books is 17 pounds. The empty travel bag weighs 3 pounds. How much does each book weigh?

• 3(x+5)=17

• 3x+5=17

• 5(x+3)=17

• 5x+3=17

Multiple Choice

A piece of scenery for the school play is in the shape of a 5-foot-long rectangle. The set designer decides to increase the length. There will be 3 identical rectangles with a total length of 17 feet. By how much did the designer increase the length of each rectangle?

• 3(x+5)=17

• 3x+5=17

• 5(x+3)=17

• 5x+3=17

Multiple Choice

Elena spends $17 on gifts for her 5 cousins. Each cousin gets a book that costs $3 and the same bookmark. How much does each bookmark cost?

• 3(x+5)=17

• 3x+5=17

• 5(x+3)=17

• 5x+3=17

Multiple Choice

Noah packs bags at the food pantry to deliver to families. He packs 5 bags that weigh a total of 17 pounds. Each bag contains 3 pounds of groceries and a packet of papers with health-related information. How much does each packet of papers weigh?

• $$3(x+5)=17$$

• $$3x+5=17$$

• $$5(x+3)=17$$

• $$5x+3=17$$

Multiple Choice

Andre has 3 times as many pencils as Noah and 5 pens. He has 17 pens and pencils all together. How many pencils does Noah have?

• 3(x+5)=17

• 3x+5=17

• 5(x+3)=17

• 5x+3=17

Multiple Choice

Elena walked 20 minutes more than Lin. Jada walked twice as long as Elena. Jada walked for 90 minutes. The equation $$2(x+20)=90$$ describes this situation.

The number of minutes that Jada walked:

• x

• x+20

• 2(x+20)

• 90

Multiple Choice

Elena walked 20 minutes more than Lin. Jada walked twice as long as Elena. Jada walked for 90 minutes. The equation $$2(x+20)=90$$ describes this situation.

The number of minutes that Elena walked:

• x

• x+20

• 2(x+20)

• 90

Multiple Select

Elena walked 20 minutes more than Lin. Jada walked twice as long as Elena. Jada walked for 90 minutes. The equation $$2(x+20)=90$$ describes this situation.

The number of minutes that Lin walked:

• x

• x+20

• 2(x+20)

• 90