2/5-7/50x=21/100x-1

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Solution for 2/5-7/50x=21/100x-1 equation: 


x in (-oo:+oo)

2/5-((7/50)*x) = (21/100)*x-1 // - (21/100)*x-1

2/5-((7/50)*x)-((21/100)*x)+1 = 0

(-7/50)*x+(-21/100)*x+2/5+1 = 0

7/5-7/20*x = 0 // - 7/5

-7/20*x = -7/5 // : -7/20

x = -7/5/(-7/20)

x = 4

x = 4

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