1/5(x-5)=3x-2(x-1)-21/5

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Solution for 1/5(x-5)=3x-2(x-1)-21/5 equation: 


x in (-oo:+oo)

(1/5)*(x-5) = 3*x-(2*(x-1))-(21/5) // - 3*x-(2*(x-1))-(21/5)

(1/5)*(x-5)+2*(x-1)-(3*x)+21/5 = 0

(1/5)*(x-5)+2*(x-1)-3*x+21/5 = 0

1/5*(x-5)+2*(x-1)-3*x+21/5 = 0

(1/5*5*(x-5))/5+(2*5*(x-1))/5+(-3*5*x)/5+21/5 = 0

1/5*5*(x-5)+2*5*(x-1)-3*5*x+21 = 0

11*x-15*x-15+21 = 0

21-4*x-15 = 0

6-4*x = 0

(6-4*x)/5 = 0

(6-4*x)/5 = 0 // * 5

6-4*x = 0

6-4*x = 0 // - 6

-4*x = -6 // : -4

x = -6/(-4)

x = 3/2

x = 3/2

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