4a+5+7a=-50

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Solution for 4a+5+7a=-50 equation: 


a in (-oo:+oo)

4*a+7*a+5 = -50 // + 50

4*a+7*a+5+50 = 0

11*a+55 = 0 // - 55

11*a = -55 // : 11

a = -55/11

a = -5

a = -5

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