Solving Linear Equations and Expressions

The video tutorial explains the order of operations using mnemonics like PEMDAS and introduces the SAD MOB method for solving linear equations. It covers one-step, two-step, and three-step equations, emphasizing the importance of showing work and understanding the sequence of operations. The tutorial also highlights the role of brackets and the need to perform operations in the correct order to solve equations accurately.

What does the 'B' in BODMAS stand for?

• Binary

• Balance

• Base

• Brackets

In the order of operations, which should be performed first?

• Multiplication

• Subtraction

• Addition

• Brackets

What is the result of 3 times 4 plus 2?

• 14

• 12

• 10

• 15

What is the final result of the expression 12 plus 2 plus 1?

• 14

• 15

• 16

• 13

What does the acronym SAD MOB help with?

• Solving linear equations

• Order of operations

• Calculating derivatives

• Graphing functions

In the equation x + 5 = 7, what should be done to isolate x?

• Add 5

• Subtract 5

• Divide by 5

• Multiply by 5

What is the solution to x + 5 = 7?

• x = 0

• x = 1

• x = 2

• x = 3

What is the opposite operation of addition in solving equations?

• Subtraction

• Division

• Exponentiation

• Multiplication

In the equation 3x = 12, what operation should be used to solve for x?

• Addition

• Division

• Subtraction

• Multiplication

What is the value of x in the equation 3x = 12?

• x = 3

• x = 4

• x = 5

• x = 6