glenda5 glenda5
  • 06-12-2016
  • Mathematics
contestada

when a number x is multiplied by 4 the result is 2/5 what is the vaule of x

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mickeyisschooling mickeyisschooling
  • 06-12-2016
2/5 as a decimal is 0.4 
4*0.1=0.4 
meaning x is 0.1
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charstar
charstar charstar
  • 06-12-2016
4x=2/5
x=(2/5)/4
x=(2/5)/(4/1)
x=2/5*1/4
x=2/20
x=1/10
x=0.1

Hope this helps :)
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