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x^3+x^2-8*x-12;x+2
ctg(x^(1/2))
-9/((x-4)^2) = 0;x
x
x*ln(x)
16-((1/2)*x^2)-(3*x)
| 0.5b-6.2=-9.8 | | 5k+12k+3k= | | 4+3y+5= | | 3/7×4= | | 68x=6596m | | 4(u+3)-7u=6 | | 3x-5(2x+3)=-1 | | 10=21-8(2-2w) | | (2x)(cosx)+x=0 | | 5(2x-7)-3(x+2)-17x= | | 9(x+4)=6(2x+4) | | 2x+y=3y+20 | | A(y-v)=x | | 1/8x-1/9x= | | 6-2(7-x)=56 | | 4(2x+3)=6(2-1) | | 5x^4-4x^5=.5 | | -15x+3=-2x+3 | | 8(x+w)=a | | 4x-3/6=3x-2 | | -7x-5=-75 | | 4(x+2)-2=10 | | 2(6+x)+2=2(4x-x)+2 | | 5(x-4)-3(x-2)=5x-15 | | Y*2-7*w=3x | | 5/8*n=72 | | 5tan(2x)=4 | | 3x+45=9x-5 | | K-6K=22 | | 7/9x79/9 | | 4x+5=-10x+1 | | 2y/5=3y-4 |