Simplify Expression Exponents Substitution

What is it called when you want to solve or replace the unknown quantity in an equation with the value?

What is a combination of numbers, variables, and symbols that illustrate a mathematical relationship; no equal sign

the _______ tells how many times the base is used as a factor

Simplify the expression

Select the step that the student made their mistake in.

Select the reason it was wrong.

You will be selecting only one step and one reason for a total of two answers.

The expression above has been simplified incorrectly by your friend Joshua. On your paper, explain to Joshua his mistake. On Quizizz, make the correction.

In the expression shown, x and y are values where the expression is defined. \frac{x^6y}{xy^2} What is the simplest form of the expression?

what happens when you take a value and put it in place of a variable.