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26-08-2018
Mathematics

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Given the equation 3x + 7 = 13, which order of operations completely solves for x? divide by 3, then subtract 7 divide by 7, then subtract 3 subtract 7, then divide by 3 subtract 13, then divide by 7

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ellen063 ellen063

26-08-2018

subtract 7
divide by 3

you have:
3x + 7 = 13

3x = 13 - 7

3x = 4

x = 4/3

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