What is an expression that contains at least one variable?

What is the property that states that for all real numbers a, b, and c, the sum is always the same regardless of their grouping?

What is the number that is multiplied by the variable in an algebraic expression?

What is two numbers that are an equal distance from zero on a number line?

What property is represented?
(r+s) + t = r + (s+t)

What is a value that does not change?

What is the property for all real numbers, a, b, and c, a(b+c) = ab + ac and a(b-c) = ab - ac?

What is a symbol used to represent a quantity that can change?

What is the set of whole numbers and their opposites?

What is an algebraic expression for 5 less that the product of 7 and s?

What is an expression that contain only numbers and operations?

What is the property that states that two or more numbers can be added in any order without changing the sum?

What is the distance of a number from zero on a number line?

What is two numbers that are an equal distance from zero on a number line?

Simplify the following expression.
16 + 5b + 3b + 9

What is the parts of an expression that are added or subtracted?

What is the property that states that the product of 1 and any number is that number?

What is a decimal number that ends?

What is a decimal in which one or more digits repeat infinitely?

Solve w - 4 = -6.

What is to find the value of a numerical or algebraic expression?

What is a rule for evaluating expressions?

What is any number that can be expressed as a ratio of two integers?

What is p + t, when p=5 and t=-18?

What is 3.15 written as a fraction in simplest form?