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{root[2][75]}
{root[3][20]}
x^2+36 = 0
(1/5)*x-(5/4) = -2/3
{root[2][90]}
| 9•2/3=0 | | -75*(-27y+30)=115-90y | | 10x+17=9x+11 | | [(3+5x)-(4x-7)]=0 | | (X-8)+9=-5 | | -16x^2+2000x-40000=0 | | 1/5x-5/4=-2/3 | | [(3x+5)-(4x-7)]=0 | | (2+7x)=-23 | | (2x+5y)dx=(5x+3y)dy | | x/198=10/100 | | 2000x/x^2 | | .15x=20000 | | (2x-(7+5)-2y)= | | 6(2x-(7+5)-2y)= | | 35t-91=-9k | | -3x-9+4x=1 | | 22k-26t=-7k | | f(x)=x^2-9x+1 | | 4x+-4=11x+-46 | | -16t^2+20t+3=9 | | N+-A= | | 36x^3/10b^2= | | 1a+2b+3c+4d=30 | | (6+8i)(6+8i)=0 | | 6(2x-(7-2y+5x)+3y)= | | 12b^3/x*3x^5/10b^5x= | | X+6=0.5 | | 22x+y=16 | | 2+7r=5(r-4) | | -(7x+7)-1=-6x-(x+8) | | -2(2x+4)=8 |