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72*e^x
ln(25*sin(x^2))
(2*x^-1)/2
(3*x^-5)/2
12/540
| 8.35x=4.25+36.90 | | 10x+8y=158.4 | | 8x+-8-2=-x+-50 | | d/2=14 | | -7(1)-7y=0 | | -2p+10+10p=3p+35 | | 10.5+x=x | | -7(0)-7y=0 | | 6X^2-90=12X | | 8x+-8-2=-(x+50) | | 15/(3x-4)=5/x | | 6(4a-2)=4(2a+1) | | C-2.1=8.5 | | r-32=5 | | 18-10+2=6 | | 54*9=y | | 27x-81=21x-21 | | 1.25x=190 | | .25x=190 | | 1/4x=190 | | 2(5x+4)=2(6x-1) | | D+42=90 | | x^2-xy-6y^2+2x-y+1=0 | | 4K-94=2(3-6k)-4k | | 6(3c-5)=4(4c+5) | | 6x-5=-8+5x | | 2x-8=3+2x | | 6-5x-1=9 | | 6x-5=10x-4 | | x+x*2-2=0 | | x+xy-y=0 | | 64x^2+7=16 |