7a-5=-9

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Solution for 7a-5=-9 equation: 


a in (-oo:+oo)

7*a-5 = -9 // + 9

7*a-5+9 = 0

7*a+4 = 0 // - 4

7*a = -4 // : 7

a = -4/7

a = -4/7

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