Equations and Expressions Vocabulary

A term is...

• a number in front of a letter

• a value that does not change

• numbers and letters separated by operations

• an unknown number represented by a letter

Define variable

• a letter in the alphabet

• a letter or symbol standing for an unknown value

• a letter to grandma

• a letter to Santa

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

• coefficient

• constant

• variable

• term

2x + 3y + 5x = 75

• coefficeient

• constant

• terms

• variables

x + y = 50

• expression

• equation

Which is an equation?

• 4x = 9

• 4x - 9

• 4x

• - 9

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

• 2

• 4

• 94

• 94a

What are the variable(s) in this expression?
6g⁴ + 5h³ + j - 90

• g, h, j

• 6, 5, 1

• 4, 3

• 90

What is it?
8y +10 = 1

• Expression

• Equation

What do you call the "9" in this expression?
5j + 6k - 9

• exponent

• constant

• coefficient

• variable