4a-7=-19

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Solution for 4a-7=-19 equation: 


a in (-oo:+oo)

4*a-7 = -19 // + 19

4*a-7+19 = 0

4*a+12 = 0 // - 12

4*a = -12 // : 4

a = -12/4

a = -3

a = -3

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