Chapter 7, Day 12 Warm Up

Front

What expression shows how many cookies Iliana has if Ashley has c cookies?

Back

3c

Front

Evaluate the expression 150r + 15 – 7r when r = 2.

Back

301

Front

What phrase describes the expression 6y + 4?

Back

The product of 6 and y plus 4

Front

How many terms does the expression 6a + 4b - 7 have?

Back

3

Front

Identify the variable in the expression 3x + 9.

Back

x

Front

What is a variable in mathematics?

Back

A symbol used to represent an unknown value.

Front

What is an expression in mathematics?

Back

A combination of numbers, variables, and operations.

Front

What does it mean to evaluate an expression?

Back

To calculate the value of the expression by substituting variables with numbers.

Front

What is the coefficient in the expression 6y + 4?

Back

6

Front

What is a term in an expression?

Back

A single mathematical expression that can be a number, variable, or the product of numbers and variables.