Solving Equations and Word Problems

This video tutorial covers Lesson Four, focusing on solving equations and representing situations with equations. The instructor provides examples of solving basic equations using division and subtraction, and demonstrates how to match equations to real-world situations. The lesson emphasizes understanding different types of equations and encourages students to practice solving them. The video concludes with a summary and an invitation for students to ask questions.

What is the primary focus of Lesson Four?

• Understanding geometry

• Solving equations and representing situations with equations

• Learning about fractions

• Studying algebraic expressions

How do you solve the equation 18 = 2X?

• Multiply both sides by 2

• Subtract 2 from both sides

• Add 2 to both sides

• Divide both sides by 2

What operation is used to solve 17 = x + 9?

• Division

• Subtraction

• Multiplication

• Addition

How do you solve an equation involving a fraction, like 21 = 1/4 x?

• Multiply by 4

• Subtract 4

• Divide by 4

• Use the 'same time flip' method

What is the result of 28 divided by 1/3 using the 'same time flip' method?

• 21

• 56

• 9

• 84

In a real-world scenario, if Claire has 8 fewer books than Mai who has 26 books, how many books does Claire have?

• 18

• 34

• 26

• 8

If a coach forms teams of 8 from all players in a league and there are 14 teams, how many players are there in total?

• 112

• 14

• 98

• 56

Kieran scored 223 more points than Tyler. If Kieran scored 409 points, how many did Tyler score?

• 409

• 632

• 223

• 186

If Mai ran 27 miles, which is three times as far as Jada ran, how far did Jada run?

• 3 miles

• 27 miles

• 9 miles

• 81 miles

What is the equivalent operation to dividing by a number?

• Adding the number

• Subtracting the number

• Multiplying by the number

• Multiplying by the reciprocal of the number