Solving Word Problems with Equations

The video tutorial explains how to solve multi-step equations in word problems by using strategies to extract key information. It covers underlining important details, circling keywords that indicate mathematical operations, identifying totals, and defining variables. The tutorial then demonstrates how to write and solve equations, emphasizing the importance of interpreting the solution in the context of the problem. The process is summarized with a focus on ensuring the answer makes sense.

What is the first strategy mentioned for solving multi-step equations in word problems?

• Drawing diagrams

• Underlining key information

• Using a calculator

• Guessing the answer

Tags

CCSS.7.EE.B.4A

What is the cost of the trip mentioned in the word problem?

• $15

• $55

• $37.50

• $92.50

Tags

CCSS.7.EE.B.3

What does the keyword 'per' signify in mathematical operations?

• Division

• Addition

• Multiplication

• Subtraction

Tags

CCSS.8.EE.C.7B

What is the total cost mentioned in the word problem?

• $37.50

• $15

• $92.50

• $55

Tags

CCSS.6.EE.C.9

What variable is used to represent the number of hours in the equation?

• H

• X

• N

• T

Tags

CCSS.7.EE.B.4A

What is the first step in solving the equation after writing it out?

• Adding 55 to both sides

• Dividing both sides by 15

• Multiplying both sides by 15

• Subtracting 55 from both sides

Tags

CCSS.6.EE.B.7

What is the result after subtracting 55 from both sides of the equation?

• H = 37.50

• H = 2.5

• 15H = 37.50

• 15H = 92.50

Tags

CCSS.6.EE.B.7

What is the final value of H after solving the equation?

• 2.5

• 55

• 15

• 37.50

Tags

CCSS.HSA.REI.A.1

What should you do after finding the numerical answer to the equation?

• Recalculate the equation

• Ask the teacher for confirmation

• Write the answer in words

• Check the answer with a calculator

What is the final interpretation of the answer in the word problem?

• The trip cost is $55

• The cost of repair is $92.50

• The labor cost is $15 per hour

• It takes 2.5 hours to repair the stove