7+1/4r=27

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Solution for 7+1/4r=27 equation: 


r in (-oo:+oo)

(1/4)*r+7 = 27 // - 27

(1/4)*r-27+7 = 0

1/4*r-20 = 0 // + 20

1/4*r = 20 // : 1/4

r = 20/1/4

r = 80

r = 80

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