Solving Equations and Representing Situations

This video tutorial covers Unit 6, Lesson 4, focusing on solving equations and representing situations with equations. It includes selecting appropriate equations for given scenarios, solving them step-by-step, and using tape diagrams for visualization. The lesson also explores calculating products and percentages, providing a comprehensive understanding of these mathematical concepts.

How much lighter is Karen's backpack compared to Claire's?

• 14 pounds

• 17 pounds

• 11 pounds

• 3 pounds

How many sheets of paper does Andre have in total across all his notebooks?

• 300 sheets

• 65 sheets

• 60 sheets

• 5 sheets

What is the value of x when 2x equals 5?

• 2

• 2.5

• 10

• 5

What does y equal in the equation y + 1.8 = 14.7?

• 15.5

• 14.7

• 13.7

• 12.9

If 6 equals one-half z, what is the value of z?

• 3

• 6

• 12

• 24

What is the value of w in the equation 3.25 = 0.5 + w?

• 4.75

• 5.75

• 3.75

• 2.75

What is the value of t when 2.5t = 10?

• 2.5

• 5

• 10

• 4

What is the value of x in the equation 3 + x = 18?

• 18

• 12

• 21

• 15

What is the product of 21.2 and 0.02?

• 4.24

• 42.4

• 0.0424

• 0.424

What is 25% of 60 grams?

• 75 grams

• 15 grams

• 60 grams

• 25 grams