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x^2*ln(x)
2*x*ln(x)+3*x^2
x*e^(-2*x)
(x/k)^2
3*x^2+x+1/x
| 76.5+x+x+x=360 | | 27-37h=3-9h | | 4(x+17)=696 | | 36x^5+441x=1773x^3 | | 9m^2+16m+64=8m^2 | | 76.5+x=360 | | 2x+6y+7x=0 | | (x+4)squared=20 | | 2c-20+2c-37+149+78+70+2c-30=720 | | 8a-9=15a-35-1 | | Y=12-3 | | 180=(2x-6)+x+1 | | (4a+3b)+(-2a+5b)= | | 6-12m+5(m-4)= | | 8*15n=7 | | 180=124+(4x+8) | | b+c=2x+9 | | 5.3x-9.7=6.2 | | 8k^3-16k^2+k-2=0 | | (2x+1)(3x+1)=100 | | 2x-(6x-9/2)=(3-x/3) | | x(x-5)=-10.5 | | 0.25x+0.01y=130 | | 12-(7n)= | | r-3+3=14.3-3 | | Q=15(3.14)h | | -15x-12=-132 | | 3(f-2)+4=34 | | z+50+3z+15+z+15+2z-28=360 | | x+7=2x+62+4 | | 6r^2t^14/4rt^11 | | 60=-2v |