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OpenStudy (peterg2001):
Choose the answer based on the most efficient method as presented in the lesson. If the first step in the solution of the equation -9 + x = 5x - 7 is "subtract x," then what should the next step be? subtract 5x add 7 add 9
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OpenStudy (peterg2001):
@haleyelizabeth2017
OpenStudy (haleyelizabeth2017):
Same thing... -9 + x = 5x - 7 -9=4x-7 Which makes more sense: 0=4x+2 or -2=4x.
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