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

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?

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?

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?

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?

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?

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:

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:

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: