4.2-(4.2x/7)=3

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Solution for 4.2-(4.2x/7)=3 equation: 


x in (-oo:+oo)

4.2-((4.2*x)/7) = 3 // - 3

4.2-((4.2*x)/7)-3 = 0

4.2-0.6*x-3 = 0

1.2-0.6*x = 0 // - 1.2

-0.6*x = -1.2 // : -0.6

x = -1.2/(-0.6)

x = 2

x = 2

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