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Mathematics 21 Online
OpenStudy (anonymous):

3g-3=21-3g and how to check it

OpenStudy (anonymous):

3g-3-21+3g=0 3g=24 g=8

OpenStudy (anonymous):

how to check it

OpenStudy (anonymous):

Plug the numbers in, for example, if g = 8 go 3 x 8 -3-21 + 3x8 etc.

OpenStudy (anonymous):

still need more help though

OpenStudy (anonymous):

With...? It is quite clear,

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