4+1/3a=7

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Solution for 4+1/3a=7 equation: 


a in (-oo:+oo)

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

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

1/3*a-3 = 0 // + 3

1/3*a = 3 // : 1/3

a = 3/1/3

a = 9

a = 9

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