6/7a-2/3=-10/21

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Solution for 6/7a-2/3=-10/21 equation: 


a in (-oo:+oo)

(6/7)*a-(2/3) = -10/21 // + -10/21

(6/7)*a-(2/3)-(-10/21) = 0

(6/7)*a-2/3+10/21 = 0

6/7*a-4/21 = 0 // + 4/21

6/7*a = 4/21 // : 6/7

a = 4/21/6/7

a = 2/9

a = 2/9

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