Tutor.com Patterns Session

Sep. 20, 2013

Session Transcript - Math - Middle Grades, 9/12/2013 9:20PM - Tutor.comSession Date: 9/12/2013 9:20PM
Length: 11.4 minute(s)
Subject: Math - Middle Grades

System Message
[00:00:00] *** Please note: All sessions are recorded for quality control. ***

Guest (Customer)
[00:00:00] how to simplify expressions

Jennifer O (Tutor)
[00:00:09] Hi! Welcome to Tutor.com .

Guest (Customer)
[00:00:15] hi

Jennifer O (Tutor)
[00:00:24] What expression would you like to simplify?

Guest (Customer)
[00:00:58] 4a+3
[00:01:44] 4a+3+5a-2-7a+1

Jennifer O (Tutor)
[00:02:12] OK. I'll write that on the board so we can work through it.

Guest (Customer)
[00:02:19] ok

Jennifer O (Tutor)
[00:02:59] First, what does it mean to simplify an expression?

Guest (Customer)
[00:03:28] try to get it smaller

Jennifer O (Tutor)
[00:03:52] Good. How do we get it smaller? What can we combine?

Guest (Customer)
[00:04:08] 4s 5a and 7a
[00:04:16] a*

Jennifer O (Tutor)
[00:04:24] Yes. And what does that give us?

Guest (Customer)
[00:04:34] 16a

Jennifer O (Tutor)
[00:04:46] Make sure you're looking at the sign before each one.

Guest (Customer)
[00:05:02] 2a

Jennifer O (Tutor)
[00:05:06] There you go!
[00:05:11] Write that underneath.
[00:05:32] Great! Now what is left?
[00:05:56] Good. Now what else can we combine?

Guest (Customer)
[00:06:21] 3-2+1

Jennifer O (Tutor)
[00:06:25] YEs
[00:07:21] Good. Is there anything else to make it even simpler?

Guest (Customer)
[00:07:31] no

Jennifer O (Tutor)
[00:08:23] Does your book show anything about moving the 2 outside of parenthesis like this? 2(a+1)
[00:08:38] Sometimes they do and sometimes they don't

Guest (Customer)
[00:08:45] no we dont have books

Jennifer O (Tutor)
[00:09:09] OK. Did your teacher give any examples like that?

Guest (Customer)
[00:09:23] yea for work

Jennifer O (Tutor)
[00:09:42] Good. Let's write it that way, which will make it the simplest form.
[00:10:09] Do you understand how I got that?

Guest (Customer)
[00:10:14] yea

Jennifer O (Tutor)
[00:10:27] Great! Do you have any other questions?

Guest (Customer)
[00:10:38] no ma'am

Jennifer O (Tutor)
[00:10:48] You're doing a great job! Keep up the good work.

Guest (Customer)
[00:11:01] ok i wil
[00:11:05] will

Jennifer O (Tutor)
[00:11:08] Please be sure to fill out the survey at the end. Good night.

Guest (Customer)
[00:11:19] goodnight