Terms Coefficients Constants

What is the variable in the 5th term?

• 12

• x

• 2

• y

What is the variable in the 4th term?

• x

• -9

• y

• 12

What is a coefficient?

• the numerical part of a term; the constant that is multiplied by a variable

• a term without a variable; a number

• terms with the same variable parts

• a variable, a constant, or a product of a variable and a constant

What is a constant?

• the numerical part of a term; the constant that is multiplied by a variable

• a term without a variable; a number

• terms with the same variable parts

• a variable, a constant, or a product of a variable and a constant

What is a term?

• the numerical part of a term; the constant that is multiplied by a variable

• a term without a variable; a number

• terms with the same variable parts

• a variable, a constant, or a product of a variable and a constant

Identify all of the constants in the expression below. Choose all that apply.

3x + 4y + 9m - 12 + 8x + 11

• 3x

• 3

• 4

• -12

• 12

Identify the coefficients in the expression below. Choose all that apply.

• -9

• 4

• -7

• 13

• -11

A square has a side length of (4x - 3) inches. Find an expression for the perimeter of the square. What is the constant in that expression?

• P = 16x - 3 Constant = -3

• P = 16x - 12 Constant = 12

• P = 16x - 12 Constant = -12

• P = 12x - 9 Constant = -9

What are like terms?

• the numerical part of a term; the constant that is multiplied by a variable

• a term without a variable; a number

• terms with the same variable parts

• a variable, a constant, or a product of a variable and a constant

In the last expression, you should have chosen 6x and -9x, and -11y and 14y. Combine the like terms, and give a simplified expression.

• 15x + 25y

• 3x + 3y

• -3x + 3y

• -3x + 25y