Unit 3 Vocab (Equations and Expressions)

The inverse operation to addition is ...?

In 5b-12, what is the variable?

Which number represents the product: 11x12=132

The inverse operation to subtraction is ...?

The inverse operation to multiplication is ...?

An expression that contains numbers, variables, and operations

3+4 and 7-10+3 are examples of ...?

Expressions that are the same, even thought they may look a little different

An expression that contains only numbers and operations

A symbol or letter that represents one or more numbers

Each part of the expression

The result when you subtract 2 numbers

What is the value of the following numerical expression: 5-10

A mathematical sentence that uses an equal sign to show that 2 expressions are equal

The result of when 2 or more numbers are added

The number found in front of the variable and indicates multiplication

Which number represents the quotient: 42 / 7 = 6

In 13n-12, what is the constant?

A term that has a number but no variable

The result from dividing 2 numbers

The result from multiplying 2 or more numbers

Which number represents the sum: 6+7=13

X is commonly used as a ...?

2x+4 and 2(x+2) are examples of ...?

Operations that "undo" each other

In 4x+3, what is the coefficient?

Which number represents the difference: 20-11=9

Which are like terms: 3x, 7, 4y, -4, 3z

Terms that have the same variables raised to the same exponents

3x + 7 is an example of ...?