Solving Linear Equations and Word Problems

The video tutorial covers solving equations to find variable values, matching equations to solutions and stories, calculating weight gain of a baby giraffe, determining the number of players per soccer team, calculating population growth percentage, and determining gas tank capacity using percentages. Each problem is explained step-by-step, with real-world applications and checks for accuracy.

What is the value of 'a' if a times 3 equals negative 30?

• -10

• 10

• -30

• 30

If negative 9 times b equals 45, what is the value of 'b'?

• -9

• 9

• -5

• 5

What is the value of 'c' in the equation negative 89 times 12 equals c?

• 89

• -1068

• -89

• 1068

In the equation d times 88 equals negative 88,000, what is the value of 'd'?

• 1000

• -88

• -1000

• 88

What is the solution for the equation 5x - 7 = 3?

• x = 2

• x = 4

• x = 3

• x = 1

Which story matches the equation 5x - 7 = 3?

• Club activity

• Roses story

• Building guitars

• Temperature change

What is the solution for the equation 7 = 3(5 + x)?

• x = -8/3

• x = 8/3

• x = -3

• x = 3

Which story matches the equation 7 = 3(5 + x)?

• Building guitars

• Roses story

• Club activity

• Temperature change

What is the solution for the equation 3x + 5 = -7?

• x = 3

• x = 4

• x = -3

• x = -4

Which story matches the equation 3x + 5 = -7?

• Roses story

• Club activity

• Building guitars

• Temperature change