-3/7-3a+7a=-255/7

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Solution for -3/7-3a+7a=-255/7 equation: 


a in (-oo:+oo)

7*a-(3*a)-3/7 = -255/7 // + -255/7

7*a-(3*a)-3/7-(-255/7) = 0

7*a-3*a-3/7+255/7 = 0

4*a+36 = 0 // - 36

4*a = -36 // : 4

a = -36/4

a = -9

a = -9

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