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542;309
(x^2+4)/x
817;506
623;305
x*(x^2-(2*x)-3)^4*(3*x-x^2)^5 <= 0;x
x
| 5-(5p+7)=5[(4p-7)-(p-3)] | | 59=-2-7(4x+13) | | Y=350(1.75)5 | | -2c=7+5c | | -7/6t=5/9 | | 5s+21.87=149.52 | | 0=8(2t^2+9t+56) | | 121=-6x+7(3x-2) | | 10x+7=13+4x | | 15x+2=29 | | s^3-1000=0 | | 4x-3+9=3x-3 | | f(12)=1/4(7)-3 | | -15+10x-9x=15 | | log[3](x-5)=3 | | 5s+3.93=40.58 | | -x-16=2x+8 | | -13=5v+7 | | 5x/8=40 | | arctan(3/2) | | 13x+8y=1100 | | 15=-3+4y | | 6+2(7y-7)=-2(4y-1)+8y | | 7c+4=31 | | Y/9=42 | | 12u=4u+64 | | 5x+56=x+20 | | -2.75x-1.75=20.25 | | X+X+45=236 | | X^2-0.4x+0.08=0 | | 3s+20.35=90.10 | | x/2=3/2.91 |