6/7+3a+2a=321/7

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Solution for 6/7+3a+2a=321/7 equation: 


a in (-oo:+oo)

3*a+2*a+6/7 = 321/7 // - 321/7

3*a+2*a+6/7-(321/7) = 0

3*a+2*a+6/7-321/7 = 0

5*a-45 = 0 // + 45

5*a = 45 // : 5

a = 45/5

a = 9

a = 9

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