7+7a+2a=10

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Solution for 7+7a+2a=10 equation: 


a in (-oo:+oo)

7*a+2*a+7 = 10 // - 10

7*a+2*a-10+7 = 0

9*a-3 = 0 // + 3

9*a = 3 // : 9

a = 3/9

a = 1/3

a = 1/3

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