3x-1/2=4(2x-5)

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Solution for 3x-1/2=4(2x-5) equation: 


x in (-oo:+oo)

3*x-(1/2) = 4*(2*x-5) // - 4*(2*x-5)

3*x-(4*(2*x-5))-(1/2) = 0

3*x-4*(2*x-5)-1/2 = 0

(-4*2*(2*x-5))/2+(2*3*x)/2-1/2 = 0

2*3*x-4*2*(2*x-5)-1 = 0

40-10*x-1 = 0

39-10*x = 0

(39-10*x)/2 = 0

(39-10*x)/2 = 0 // * 2

39-10*x = 0

39-10*x = 0 // - 39

-10*x = -39 // : -10

x = -39/(-10)

x = 39/10

x = 39/10

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