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((3*a+x)/(3*a*x))*(3*a-x)
4.25;3.75
163;0.08
24;24
67-(0.495*x)-(0.515*y)-(0.485*38);-(0.205*x)-(0.005*y)-(0.955*38)-8
| 224/(2x(8/8)x4) | | z/-= | | 3-2n(n+4)=0 | | 4b-9b-13-6+16b=1-8+6b | | 3x-2=13-x | | 3.8x-(-1-9.7x)=2.6 | | (3x+2)+x=22 | | (3x+2)x=22 | | 4(2x-3)-2(x+5)= | | =x^2+x-90 | | -7w/6=-49 | | 2(x-1)=5(x+1) | | 9x^2=71 | | x^5+3x^3-9x^2-1254x=0 | | x+2x+60+x=4000 | | 5m-8=37/ | | 5/9×3/5 | | 2x-15=-10x+9 | | 4N+2=90 | | 7x-12=3x-44 | | 2(X+1)=1+2X | | 1+2k=-5 | | 2/3×1/10 | | 2(7-x+4x)=20 | | x^3+y^2=2CX | | 140-10x=100-5x | | 16x+21=x+1 | | 100000*1+x^10=210000 | | 9x+3=10x+22 | | (1/2)*26*19 | | (1/2)*26in*19in | | -15+16+19z=18z-10 |