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10000;0.789
57;20000000
3*cos(x^5)
15/0
0.86*20000*t
| 2(5-12)=y-7 | | (6x^2-7y^2)dx-14xy=0 | | (1/2)x*1=(3/2)x-8 | | x^3+x^2-2x-512=0 | | -20=6x-2x | | 9•4-3•4^2/4^2-12= | | 2(5-12)=y-8 | | -3v-7v=20 | | -6x-7=-7x | | -8p+10=-30 | | 5j^2-5j-8=0 | | 2p=-2 | | m+19=3 | | 7(-8+3x)=-4x-31 | | 4(n-8)=-12 | | n+4=-16+6n | | n-1=9-n | | 7(-n-3)-7(1+2n)=-7 | | 15p^2-14p+3=0 | | -4(x+2)-(x-4)=6 | | -5x-15=-7x+5 | | 107=2(-6-7n)+7 | | V=nr/2/h | | 3-2x+1=12 | | 3-(6x-54)=3 | | -4b-6b=20 | | 7x+98=-5+2 | | 3v^2-47v-16=0 | | P+0.04p=22.88 | | -8c+1=2 | | 3y+4y=32 | | s^2-16s=0 |