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1.5/40
-44/(-16)
4.5/1.5
1/(4*pi^2*L*x^2)
2*e-x-((23/20)*e)+(3/10)*e;y
| 2x^2dy=(3xy+y^2)dx | | 6x-7y=77 | | (2x+6)=90 | | 4cosx-x-1=0 | | (2/7t-2)(1/2t-21) | | -3y+10=31 | | 48+5y-3=17y-11-4y | | 24q-19=5 | | cot^2x+3cotx+2=0 | | 0.45-x=0.15 | | 24q-1q=5 | | y=75-200 | | a=-3*5-9 | | 2x+6=x-17 | | 75=3x-200 | | x+.5y=0 | | 16y-18=14 | | H^2+5h=o | | 2a+-18=6 | | .25x-3.5=6.25 | | 5p-10=-5 | | 12(2/3x)=8x | | 24/x=9 | | 3m+20=2 | | 2x-6(0)=12 | | -3k-10=-34 | | g=4(b+4)-9 | | g=4(5b)-9 | | 24/n=9 | | 2(30-2y)+4y=60 | | 20x=7x+9 | | 3x^2-14x+5=-14 |