tigerward1515 tigerward1515

23-09-2017
Mathematics

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determine which of the values could be used to clear fractions in the given equation 1/4×-2/5=1/2×+2

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texaschic101 texaschic101

23-09-2017

the value that can turn the fractions into whole numbers is the common denominator......the common denominator of 4,5,2,and 1 is 20.
so we would multiply the entire equation by 20

1/4x - 2/5 = 1/2x + 2....multiply everything by 20
5x - 8 = 10x + 40....poof...bye-bye fractions

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