1/5(3u-5)-1(8+2u)=-30

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Solution for 1/5(3u-5)-1(8+2u)=-30 equation: 


u in (-oo:+oo)

(1/5)*(3*u-5)-(1*(2*u+8)) = -30 // + 30

(1/5)*(3*u-5)-(1*(2*u+8))+30 = 0

(1/5)*(3*u-5)-(2*u)-8+30 = 0

1/5*(3*u-5)-2*u-8+30 = 0

1/5*(3*u-5)-2*u-8+30 = 0

30-7/5*u-8-1 = 0

30-7/5*u-9 = 0

21-7/5*u = 0

21-7/5*u = 0

21-7/5*u = 0 // - 21

-7/5*u = -21 // : -7/5

u = -21/(-7/5)

u = 15

u = 15

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