3=7a-4a-6

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Solution for 3=7a-4a-6 equation: 


a in (-oo:+oo)

3 = 7*a-(4*a)-6 // - 7*a-(4*a)-6

4*a-(7*a)+3+6 = 0

4*a-7*a+3+6 = 0

9-3*a = 0 // - 9

-3*a = -9 // : -3

a = -9/(-3)

a = 3

a = 3

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