5r+30/15=2r-12/2

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Solution for 5r+30/15=2r-12/2 equation: 


r in (-oo:+oo)

5*r+30/15 = 2*r-(12/2) // - 2*r-(12/2)

5*r-(2*r)+30/15+12/2 = 0

5*r-2*r+30/15+12/2 = 0

3*r+8 = 0 // - 8

3*r = -8 // : 3

r = -8/3

r = -8/3

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