40/2a=5

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Solution for 40/2a=5 equation: 


a in (-oo:+oo)

(40/2)*a = 5 // - 5

(40/2)*a-5 = 0

20*a-5 = 0 // + 5

20*a = 5 // : 20

a = 5/20

a = 1/4

a = 1/4

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