(2x+100)/7=7x

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Solution for (2x+100)/7=7x equation: 


x in (-oo:+oo)

(2*x+100)/7 = 7*x // - 7*x

(2*x+100)/7-(7*x) = 0

(2*x+100)/7-7*x = 0

(2*x+100)/7+(-7*7*x)/7 = 0

2*x-7*7*x+100 = 0

100-47*x = 0

(100-47*x)/7 = 0

(100-47*x)/7 = 0 // * 7

100-47*x = 0

100-47*x = 0 // - 100

-47*x = -100 // : -47

x = -100/(-47)

x = 100/47

x = 100/47

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