23=2a+4a+5

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Solution for 23=2a+4a+5 equation:


a in (-oo:+oo)

23 = 2*a+4*a+5 // - 2*a+4*a+5

23-(2*a)-(4*a)-5 = 0

23-2*a-4*a-5 = 0

18-6*a = 0 // - 18

-6*a = -18 // : -6

a = -18/(-6)

a = 3

a = 3

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