native american museum

In the museum I learn that Native American do not like be call indans. The have told story. One of they was about the bird man. They have mask to tell the story and there history.

Aim:How do we evalulate algebraic expression?

Isaias Vasquez Ms.Sa
3/13/09 Math 702


12x 4/y 3xy/2
12•x 4÷y 3•x•y/2


The different between a variables and constant is that variables is when a letter represets a number that can vary a variable. A constant is a number that can not change. The Variables change when the constant .