abelr2467 abelr2467

02-11-2018
Mathematics

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Robert used 34 grams of iron filings in his second experiment. This is 16 grams more than twice the number of grams he used in his first experiment. How many grams of iton filings did he usein his experiment.

Robert used 34 grams of iron filings in his second experiment This is 16 grams more than twice the number of grams he used in his first experiment How many gram class=

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alefaires21 alefaires21

02-11-2018

34=2x + 16

18=2x

x=9

Robert used 9 grams of iron filings in his first experiment.

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