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(x^2)/(1/(x^0.5))
(x^2)/(1/x)
1-(4/(x^2))
12/4 = 21/7
(3/7)*(2/4)
| 7x-11=3x-19 | | 3x^3-6x^2-9=0 | | 3x=6-x^2 | | 5k+90=0 | | 21x+30=45x-26 | | -2y=-4xy+16 | | 12x^2=x-1 | | 100[0.06x+0.09(15-x)]=[0.07(15)]100 | | X^7/8 | | 9b-6=30 | | 256.7/10= | | 23=k-3 | | b-4+2b= | | 67y=9/10 | | .7x-1.8=3.2x+1.9 | | A+4A=15 | | x^2+y^2+18x-8y+47=0 | | 7.2x=1.8 | | 6b+6b+2a= | | 10x+20=260 | | 7x+5-2(-2x-3)=3(x-1) | | 4n+3=2n+19 | | Χ^(1/2)=10 | | 4/x=0.15 | | 4x+4x=75+25 | | 12/4=21/7 | | -0.04y+14=-12.4 | | -8+7(1-3m)= | | 2(3-a)=41.1 | | s*5+40=110 | | (3d)(3e)= | | 4yi=-4i |