Entries "April 2007":
Wednesday, April 18, 2007
Scribe Post #4
Learning Target:Subtracting in Algebra
Lesson:Addition and Subtraction are inverse operations. So you can solve a subtraction problem by adding, as long as you add the same number to each side.
Example: x-7=11 Here's how you do it x-7=11
+7=+7
x = 18
For more algebra go to this website.