Expressions and Equations Flashcard - 2

Front

Twelve added to a number

Back

12 + n

Front

Use the distributive property to simplify 2(x + 4)

Back

2x + 8

Front

A letter that represents a number is called a _____

Back

variable

Front

Evaluate the expression when a = 4: 9a

Back

36

Front

What is the solution of r - 11 = 5

Back

16

Front

What is an expression?

Back

A combination of numbers, variables, and operators (like + and -) without an equality sign.

Front

What is an equation?

Back

A mathematical statement that asserts the equality of two expressions.

Front

What does the coefficient in an expression represent?

Back

The numerical factor that multiplies a variable.

Front

Simplify the expression: 3(x + 2) + 4x

Back

7x + 6

Front

What is the value of x in the equation 2x + 3 = 11?

Back

x = 4