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(4*x+2)/(2*x+5)
e^4*x^2+2*x+1
279.763*x-(117.471*y)-39.77;143.505*y-117.471*x+159.08
3*x^2+8.7*x+0*x^3+3 = 0
tan(5*x^2)
| (x-a)(a-x-1)=2(a-x)2 | | 6x-4+9x+8=-27 | | (3x-2(x-1))-9=-(x-1) | | (2x-1)(3x+6)(x+1)=0 | | 3x-6=x-37 | | 5m+8=7+4 | | 5(x-3)(4x+1)=0 | | 8(x-5)-(x-6)=6(x-1) | | 9x-4=-10x-61 | | 5/4×(-8) | | 3a-15=39 | | X-28=3 | | -7(2t+9)=-49 | | x-1/3x=1/6 | | X/3=28-2x | | 3(3x+4)=-(x-3) | | 10(s-5)=-133 | | (z−7)/5 | | z−5/7=4.2 | | z−5/7 | | X^2+2x-2y=-8 | | 2x-2y=-8-x^2 | | 19-4*3+9= | | -5=-2X | | 32X=-48 | | (40x-5x^2)-(5x+30)=0 | | 13z-9=6z+12 | | 3a+3a=8 | | x^3-3x^2-3x+2=0 | | 3a+3whena=8 | | 3.14x^2=9 | | 16.461=((x*3^-.5)/((2-x)*(3-0.5x)^0.5*(5-0.5x)^-0.5)) |