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Three is twenty-one, divided by the sum of a number and five
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Three is twenty-one, divided by the sum of a number and five
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Apr 28, 2015
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Three is twenty-one, divided by the sum of a number and five
Mathematics
high-school
MaMiFreak
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3=21/(x+5)
3(x+5)=21
3x+15=21
3x=6
x=2
Unice
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Apr 30, 2015
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Unice
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3=21/(x+5)
Cross multiply
3(x+5)=21
Divide 3
X+5 = 7
Subtract 5
X= 2
Rashi Abramson
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May 2, 2015
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Rashi Abramson
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