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37.28;80
72.96;27
x^2-r^2+y^2;(200-x)^2+(200-y)^2-r^2;(50-x)^2+(100-y)^2-r^2
170;67
76;4
| 2b-27=b+46 | | 5z+36=8z-9 | | 7(x+5)=-5(x+8)-45 | | b/8=7744 | | 15k-6=22k-97 | | 6y+37=16y-73 | | 3x/5-0.5-1.9 | | 35+2y=90 | | w+1.9=8.53 | | P+96=3p-100 | | F(4)=4+7 | | 11x-7=10x+2 | | 9-(1/3)x=16 | | 4b-10=6 | | 14b+25=10b+37 | | 554=6x+40y | | 21y+13=7y+69 | | 0.75+1.25h=4.50 | | 29q+18=41q-54 | | m^3-12m-12=0 | | 45=2(-8n+7)+4(4n+7) | | 1/5x-7/2=1/8x | | 9m+22=10m+9 | | 1/8x=1/5x-7/2 | | 50-2(10m-20)=36m+16 | | 5(x+4)=5(x-2) | | F(2)=x+7 | | 10x-98=6 | | .3(x+0.6)=2.6 | | 14+2x=2(-x+3)-20 | | An=n/2n-1 | | F(3)=x+7 |