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Mathematics 17 Online
OpenStudy (anonymous):

Solve x + 4 = 12.

OpenStudy (anonymous):

my bad its x=8

OpenStudy (anonymous):

you sure?

OpenStudy (anonymous):

|dw:1415478640620:dw| what you do to one side you must do to the other.

OpenStudy (anonymous):

In this case you want to eliminate the 4 and want "x" on its own.

OpenStudy (anonymous):

duhh

OpenStudy (anonymous):

thanks @iambatman

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