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3/(x+4)
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| 10p=190 | | 144x^2-4x-4=0 | | 10+7x+(x+10)=180 | | v=(6-2x)(15-2x)(x) | | 4z/9=-14 | | 44=2x/4x | | d=28ft | | r=2km | | ax-60*b*x^2=c | | .75(x+8)=0.3(x+27) | | 5(3s+2)=70 | | 3(2l+5)=39 | | Cos=-0.5 | | 0.2x+5=19-.5 | | 18(5n+13)=24(2n+15) | | 20x-8-4x/20=12 | | 4x/4-2-x/5=12 | | (D^4-2D^3+5D^2-8D+4)=0 | | 6f+5=-7 | | x(x+6)=4(4+0) | | x(x-6)=4(4+0) | | x(x+6)=4(x+4) | | 4+30x=15x+13 | | 2x+218=10x-14 | | 6x+19=14x+45 | | 9a-3=4a+22 | | k^2+12k-20= | | 18y+17=5y+20 | | 12x-138+3x+114=5x-9-2x-39 | | 6000=(x+40)(x) | | 10-7x+6-1x=102+3-8x | | 27x^2+13=25 |