Parts of Algebraic Expressions and Like Terms

Simplify by combining like terms:
5a + 2b - 3a + 4

• 8a + 2b + 4
• 2a + 2b + 4
• 8ab
• 4ab + 4

Simplify the expression: 2x + 1 + 7x 

• 10x
• 10
• 9x + 1
• 9 + 1x

14x - 10x

• 4
• 6x
• 24x
• 4x

Which of these are like terms in the following expression:
3x + 7 - 9x + 24y + 2x²

• 7, 24y
• 3x, 9x
• 3x, -9x
• 3x, -9x, 2x²

The number before a variable is the _____.

• term
• constant
• coefficient
• variable

A letter that represents a number is called a _____.

• variable
• coefficient
• constant
• term

A number with no variable attached is called a  _____.

• coefficient
• constant
• variable
• term

What do you call each part of an expression that is separated by a + or a -?

• coefficient
• constant
• variable
• term

What is the coefficient in the expression: 94a + 2?

• 2
• 4
• 94
• 94a

What is the coefficient of x?
8 + 5x - y

• 8
• 1
• 5
• -5