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x^3+2*x^2-4*x+7;x^2-x-6
e^(-2*x)
e^(2*x)
x/((b*(2/(c*d))^1)/2)
(10)^(-5)
| U/12=11 | | -2*2x=x+5 | | lnx=-3.687 | | 47.92v=47.92 | | 12x+72=4x^2 | | 0.4x-74=90 | | -12=|m|/6 | | 7y-1=95y-9 | | 3.87=-logx | | 9*r=117 | | 3n-7=2n+7 | | 5y=mx+4b | | 15y+(x+9y)=0 | | -3c-8-2c=27 | | -3(x+5)+5=7(x+3)+8 | | 9x^3+x^2=0 | | 2n+1=n-5 | | tan24=36/a | | 30x^4-60x^2=0 | | 8x-25=x+80 | | tan25=a/32 | | 2(x)+-6=32 | | 4(3p-2)=-10 | | -2=3.5 | | 7x-2=4x-19 | | 27y^2-8y=0 | | 27y^2-81=0 | | 6a-2a-9= | | 3/8j-18 | | x/9=48 | | (2x+1)+(x+15)+x=180 | | -15*-18=x |