8+4a=28

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Solution for 8+4a=28 equation: 


a in (-oo:+oo)

4*a+8 = 28 // - 28

4*a-28+8 = 0

4*a-20 = 0 // + 20

4*a = 20 // : 4

a = 20/4

a = 5

a = 5

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