02/10/13
i believe i need to find three ordered pairs in order to graph i could find the first oredered pair shown in the desciption but i do not know how to find the re
graph the linear equation by solving for y first
-2x+5y=-15
+2x +2x
5y = 2x - 15
/5 /5 /5
y=2/5x -3
1st oredered pairs of y=2/5x-3 is (0,-3)
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01/26/13
the number of internet users I in millions during year x, where x ->2000 can be approximated by the following formula I-101x-201,496
where i wrote -> the line goes under the arrow not to the side of it i couldnt find in my keyboeard how to write it correctly. Approximate the year in which ther were 600 million Internet users...
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01/26/13
3(2z-1)-2(z+5)=2(z+1)
6z-3-2z-10=2z+2 is this the first step in solving the equation? Im unsure how to continue to solve please help
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01/18/13
simplify the expression 3a+4b-3a-b
i am not clear about combining like terms can you please help me understand?
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