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OpenStudy (anonymous):
Simplify the following expression. 5x − 6y + 5z − x − 12y + 2z 6x − 18y + 7z 4x − 18y + 7z 4x − 6y + 7z 6x − 6y + 7z
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OpenStudy (anonymous):
just perform the simple addition & subtraction of like terms
OpenStudy (anonymous):
you have to add all like terms together which makes them which means you add all the x's together and same with the y's and z
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