3a+1+6a=100

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Solution for 3a+1+6a=100 equation: 


a in (-oo:+oo)

3*a+6*a+1 = 100 // - 100

3*a+6*a-100+1 = 0

9*a-99 = 0 // + 99

9*a = 99 // : 9

a = 99/9

a = 11

a = 11

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