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-2*(-2/3)
2*((2*12)/8)
9*x-(3*e^-2.1*t)
17/(-3)
ln(1/125)
| 4t-95=3t-81 | | -9+4f=-7 | | P=(30-Q)/4 | | 5/3b*6/5 | | 4x-(5x+5)=2x-17 | | (a+b)(c+d)+a+b+c+d=-5 | | 2n^2-5n+5=0 | | -3(3x-4y)= | | (8x-7)+(4b+5)= | | .18(18)+.02x=.06(18+x) | | -6(6x-7y)= | | 2x-4(5x-2)=-190 | | -5(7x-5y)= | | 6x-2(x-7)=4(x+1)+5 | | -6(8x-3y)= | | r(p)=-3p^2+18000p | | 12(2)/8(2)=W | | 12(2)/8(2) | | 4a+4b-10a+3b= | | 21x^2-8x=4 | | -5-3x-6x=4 | | 8v^3+125=0 | | -5(6y-7)-y=-2(y-3) | | 3/2t-4/3=-13/3 | | -5(x-5)=-10 | | 3x-7y-23=0 | | 12x-8=6x-1 | | X+2X-2=4 | | 3x^2=31x-56 | | x-3=10x-2 | | Log(5)(2x^2+5x)=2 | | 5x^4+10x^3-16x^2-26x+7=0 |