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(3*3.14*375)/4
(9.42*375)/4
3532.5/4
883.125
| x=-3x^2+8700x-4857500 | | f(x)=4x^2-7x+2 | | 4.9t^2+12.2t-31=0 | | 658=-14(h+-993) | | Q-29.4=3.7 | | 5x-108=11x+72 | | M+7.85=15.34 | | 9b-10=2(3b+4) | | 6.2=b+5.75 | | 5x-108=1x+72 | | 7.828+x=-10.927 | | 5(5+6x)=385 | | 15f-8f+13=35 | | 24.6+3x=-2x+2(x+4.77) | | -4(-2j+7)=-4 | | a-12.8=-9.7 | | 3n=n+10 | | 4x+31=8x+7 | | x-3.3=9.7 | | -y/6=-2.6 | | 9x+15y-3xy=0 | | 5(6x+5)=175 | | x^2+3.5x+5=0 | | 6x+11y=10 | | 3(7)-6= | | x+15.9=14 | | 7(x-2)=-3x+96 | | -181=-457+-u | | (x^2)/(0.30-x)=(1.7*10^-9) | | x+19.1=4.6 | | 3(u-9)-3=-7(-3u+4)-2u | | -17=133(9y+12) |