-49=-7/4u

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Solution for -49=-7/4u equation: 


u in (-oo:+oo)

-49 = (-7/4)*u // - (-7/4)*u

-((-7/4)*u)-49 = 0

(7/4)*u-49 = 0

7/4*u-49 = 0 // + 49

7/4*u = 49 // : 7/4

u = 49/7/4

u = 28

u = 28

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