Translating Expressions

Kalia buys 5 items that cost d dollars each. She gives the cashier $60. Which expression represents the change she should receive?

• 60 - 5d

• 5d - 60

• 60 + 5d

• 5d + 60

If a number is decreased by 7, what expression represents this?

• x - 7

• x + 7

• 7 - x

• x / 7

What does 'quotient' mean?

• Multiply.

• Subtract.

• Divide.

• Add.

What does 'sum' mean?

• Add.

• Subtract.

• Multiply.

• Divide.

Definition of a coefficient.

• The number added to a product of variables in a term.

• The number multiplied times a product of variables or powers of variables in a term.

• The variable that represents a constant in an equation.

• The exponent applied to a variable in a term.

What is the expression for '5 more than a number x'?

• x + 4

• x + 5

• 5 + x

• x - 5

What does 'difference' mean?

• Add

• Multiply

• Subtract

• Divide

Three less than twice a number.

• 2x + 3

• 2x - 3

• 3x - 2

• 2x / 3

What is a variable?

• A symbol (usually a letter) that represents an unknown value.

• A fixed value that does not change.

• A type of data structure used to store multiple values.

• A function that performs a specific task.

What is an expression?

• A combination of numbers, variables, and operators (like + and -) that represents a value.

• A single number that stands alone without any operations.

• A type of equation that always equals zero.

• A graphical representation of data points.