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1/4-(9/(x^2)) = 0
2*(1-(3/x))
1-(3/x)
-2*3*x^-2*x
10*e^-4*x^3
| 8x-5+3x=180 | | (1/4)-(9/x^2) | | -35x^2+39x-10= | | 2z-3=12-z | | -3(4x-4)-9=9(4x-5) | | 1.5(y-6)=6.4-y | | x^2*y=60 | | 6x-15.2=2x+12 | | 6x-25.2=2x+12 | | x*x-1x=2 | | 9(5x+1)=4(p-8) | | x=29-3y | | 5•1/7 | | 157+-11x=33 | | 8(a+3-9)-4(2a+5)=2a+4 | | 3x+y=46 | | x+1+10=30 | | 7=8y-5y-2 | | -0.2x=-1.2 | | 14y^3-94y^2-28y= | | 7x-9=x+29 | | -9-18r=-171 | | 3x^2-6+2=0 | | 1/5•46•3.14 | | 0==3/4x-6 | | 0=-3/4-6 | | 2x+-8x=24 | | -21=-8u+3(u+3) | | 7.9=y-6 | | b/7=-9 | | 2/3x9/5 | | 4x+22=5x-6 |