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(x/3+y/5)^3-(x/3-(y/5))^3 = 0
(1/3*x+1/5*y)^3-1*(1/3*x-1/5*y)^3 = 0
(1/3*x+1/5*y)^3-1*(1/3*x-1/5*y)^3 = 0
2/15*x^2*y+2/125*y^3 = 0
2/15*x^2*y+2/125*y^3 = 0
2/15*x^2*y = -(2/125*y^3) // : 2/15*y
x^2 = -3/25*y^2
x^2 = -3/25*y^2 // ^ 1/2
abs(x) = (-3/25)^(1/2)*y
x = (-3/25)^(1/2)*y or x = -((-3/25)^(1/2)*y)
x in { (-3/25)^(1/2)*y, -((-3/25)^(1/2)*y) }
| y=60-8x | | 8z-21=-30+9z | | 3.1x=3.1x+0 | | 0p+150(1-p)=100p+100(1-p) | | 8-5(2(4.25)+1)=2-6(4.25-3) | | 8-5(2*4.25+1)=2-6(4.25-3) | | -3x-4y=-45 | | 90q+20(1-q)=5q+85(1-q) | | 4p+wr=r-5h | | 1/2k-(k+1/4)=1/8(k+2) | | 10p+95(1-p)=95-85 | | 10p+95(1-p)+95-85= |