Algebraic Concept

-8(6x + 3) 

• 48X+3

• -48X-3

• 14x+3

• -48x-24

Identify a constant in the expression
3x + 2y + 7

• 3

• 2y

• 7

• 2

Identify the coefficient in the expression
4m + n + 2

• 2

• 4

• m

• n

How many terms are in the expression
3x + 2y + z

• 5

• 2

• 4

• 3

What is a constant?

• A term with no variables.

• A number.

• A term with numbers and variables.

• A letter.

How many terms are in the expression
3a + 2b + c + 100

• 3

• 4

• 5

• 6

Identify the constant in the expression
4y + 2 + x

• x

• y

• 4y

• 2

Which of the following is not true of an expression?

• It can be solved

• It can be evaluated

• It is a mathematical phrase

• It does not have an equal sign

What is a variable.

• A number without a letter.

• A number multiplied by a letter.

• A symbol to represent the unknown.

• Parts of the expression separated by plus or minus signs.

What is the coefficient of y:
4 - 2y

• 2

• 4

• -2

• 0