79/3.9=x/7

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Solution for 79/3.9=x/7 equation: 


x in (-oo:+oo)

79/3.9 = x/7 // - x/7

79/3.9-(x/7) = 0

20.25641026-1/7*x = 0 // - 20.25641026

-1/7*x = -20.25641026 // : -1/7

x = -20.25641026/(-1/7)

x = 141.79487466

x = 141.79487466

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