4a-7=-139-7a

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Solution for 4a-7=-139-7a equation: 


a in (-oo:+oo)

4*a-7 = -(7*a)-139 // + -(7*a)-139

4*a+7*a-7+139 = 0

11*a+132 = 0 // - 132

11*a = -132 // : 11

a = -132/11

a = -12

a = -12

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