Writing One-Step Equations with Addition and Subtraction

This video tutorial covers translating and solving one-step equations using addition and subtraction. It provides examples of how to write equations from word problems and solve them by identifying variables and operations. The tutorial emphasizes checking solutions by substituting them back into the original equations.

What is the first step in solving an equation?

• Add a number to both sides

• Divide both sides by a number

• Locate the variable

• Multiply both sides by a number

In the equation 'The sum of a number and six is thirty-two', what does the word 'sum' indicate?

• Subtraction

• Division

• Multiplication

• Addition

What is the inverse operation of addition?

• Multiplication

• Division

• Addition

• Subtraction

In the equation 'Twelve increased by a number is twenty-four', what does 'increased by' mean?

• Multiplication

• Subtraction

• Addition

• Division

What is the solution to the equation '12 + y = 24'?

• y = 48

• y = 12

• y = 24

• y = 36

In the equation 'The difference between a number and eight is eleven', what does 'difference' indicate?

• Division

• Addition

• Multiplication

• Subtraction

What is the solution to the equation 'm - 8 = 11'?

• m = 3

• m = 11

• m = 19

• m = 8

In the equation 'Nine less than a number is five', what does 'less than' indicate?

• Addition

• Division

• Multiplication

• Subtraction

What is the solution to the equation 'n - 9 = 5'?

• n = 14

• n = 4

• n = 9

• n = 5

What is the correct equation for 'Seven equals x plus six'?

• 7 = x + 6

• x = 7 + 6

• x + 7 = 6

• 7 + x = 6