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Mathematics 8 Online
OpenStudy (anonymous):

I need to solve equations while writing reasons for each step. Here is one i need help with: -9x - 21 = -20x - 87 Any Help???

OpenStudy (across):

Okay! First, let's begin by grouping "like" terms. Do you know what this means?

OpenStudy (anonymous):

ok

OpenStudy (across):

|dw:1324416970816:dw|

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