3/4-2/7a-1/3a=-509/84

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Solution for 3/4-2/7a-1/3a=-509/84 equation: 


a in (-oo:+oo)

3/4-((2/7)*a)-((1/3)*a) = -509/84 // + -509/84

3/4-((2/7)*a)-((1/3)*a)-(-509/84) = 0

(-2/7)*a+(-1/3)*a+3/4+509/84 = 0

143/21-13/21*a = 0 // - 143/21

-13/21*a = -143/21 // : -13/21

a = -143/21/(-13/21)

a = 11

a = 11

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