5+2a=4a-15

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Solution for 5+2a=4a-15 equation: 


a in (-oo:+oo)

2*a+5 = 4*a-15 // - 4*a-15

2*a-(4*a)+5+15 = 0

2*a-4*a+5+15 = 0

20-2*a = 0 // - 20

-2*a = -20 // : -2

a = -20/(-2)

a = 10

a = 10

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