Understanding Equations: Solving Age Problems

The video tutorial explains how to set up and solve an equation to determine the age of David's father, given that he is five years older than David's mother, who is 49 years old. The tutorial guides viewers through defining variables, forming the equation, and solving it to find that David's father is 54 years old.

What is the age difference between David's father and mother?

• 5 years

• 10 years

• 3 years

• 7 years

Tags

CCSS.7.EE.B.4A

Why is it important to set up an equation in this problem?

• To avoid using numbers

• To make the problem more complex

• To verify the relationship between ages

• To guess the answer

Tags

CCSS.6.EE.B.6

If David's mother is 49 years old, how can we express the father's age using a variable?

• f = 49 - 5

• f = 49 / 5

• f = 49 + 5

• f = 49 * 5

Tags

CCSS.HSF.IF.A.2

What does the variable 'f' represent in the equation?

• David's age

• Father's age

• Mother's age

• The age difference

Tags

CCSS.HSA.REI.A.1

What operation should be performed to both sides of the equation to solve for the father's age?

• Subtract 5

• Multiply by 5

• Divide by 5

• Add 5

Tags

CCSS.6.EE.B.7

What is the final step in solving the equation for the father's age?

• Add 5 to both sides

• Add 49 to both sides

• Subtract 49 from both sides

• Multiply both sides by 49

Tags

CCSS.6.EE.B.7

What is the father's age after solving the equation?

• 54 years

• 49 years

• 55 years

• 50 years

Tags

CCSS.6.EE.B.7