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OpenStudy (anonymous):
Simplify (7x) - (-2x). 5x -5x 9x -9x
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OpenStudy (anonymous):
i got -5x
OpenStudy (uri):
Double negative is postive so, 7x+2x =9x
OpenStudy (anonymous):
ok let me work it out on some paper so i get it in my brain brb
OpenStudy (anonymous):
(7x)-(-2x) 7x+2x 9x Learn BODMAS rule
OpenStudy (uri):
|dw:1375381291584:dw|
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