Variable+Expressions+and+Equations

[] - to begin, here are one-step equations. [] - these are two - step equations. [] - these have multiple steps. PF VW

To write a variable in exponential notation whatever it is to the power of that is however many times you multiply it For Example: x³ in exponential notation is x· x· x  PF-SK

Here is some practice with variables- [] PF SD

Here is a lesson on variables and variable equations-[] PF AS

To solve variable expressions, one must isolate the variable. In an equation such as 4x = 3x + 1, you isolate the variable by subtracting 3x from both sides, leaving x = 1. PF LN

http://www.glencoe.com/sec/math/algebra/algebra1/algebra1_05/study_guide/pdfs/alg1_pssg_G023.pdf Solving equations with variable on each side PB TH

This is a rlly good website if you dont understand something or need practice.[]. If you need practice you will have to go to the practice section of this website. PB-HP p.s PENNBROOK RULES