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

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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