Solving Word Problems in Algebra

This video tutorial covers Math 8 Unit 4 Lesson 10, focusing on interpreting points in a coordinate plane. It begins with identifying which graph doesn't belong and moves on to solving problems involving coin combinations using tables and graphs. The lesson also includes analyzing progress in making signs using graphs and identifying patterns in toothpick sequences. The video concludes with solving equations and homework problems, emphasizing the importance of understanding linear relationships and solutions.

Which graph feature indicates that it might not belong with the others?

• Two lines intersecting at multiple points

• Three lines intersecting at one point on the positive x-axis

• One point of intersection on the negative x-axis

• Three sets of parallel lines with no intersection

What is the total value of 8 quarters and 9 dimes?

• $2.90

• $3.00

• $2.00

• $2.50

How many quarters and dimes does Jada have if she has $2 and 17 coins?

• 8 quarters and 9 dimes

• 2 quarters and 15 dimes

• 4 quarters and 13 dimes

• 5 quarters and 12 dimes

At what point do Claire and Andre have the same number of signs completed?

• At 25 minutes

• At 75 minutes

• At 40 minutes

• At 60 minutes

What is the pattern for the number of toothpicks needed to make squares?

• 5S + 1

• 4S + 1

• 2S + 1

• 3S + 1

What is the least common multiple used to eliminate fractions in the equation 4x - 4 = 4x + something?

• 24

• 16

• 8

• 12

How many hours do May and Pri need to work to earn the same amount?

• 12 hours

• 5 hours

• 7 hours

• 10 hours

What is the total amount earned by May and Pri after working the same number of hours?

• $100

• $120

• $84

• $70

Which operation is used to eliminate fractions in the equation 3x - 4 = 8x + 2?

• Multiplying by 24

• Multiplying by 12

• Multiplying by 16

• Multiplying by 8

What is the solution for x in the equation 3x - 4 = 8x + 2 after eliminating fractions?

• x = 20

• x = 12

• x = 15

• x = 28