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(-1/4)*x^4+(1/3)*x^3-((1/2)*x^2)
2*x^3+4*x-6
4*x^2-(5*x)+1
4-3*x^2-x
ln(x)*e^(3*x)
| 4a^2+6=46 | | Y+6xy+4x=-6 | | -x+4-7x=16-4x | | 14p=12p+6 | | X(x+7)(x-3)=24 | | 2y-4=5y+8 | | -8(2x-6)+6x=-22 | | 5y^2+3=248 | | 25h+40=15h-18 | | 4b=3b+19 | | 9a^2-2=61 | | Log(x+4)17=1 | | 5y+15=6y-11 | | 9r^2-7=569 | | 8=a-8 | | R-17.1= | | 4x*x=12*12 | | 7s-10=6s+1 | | 15x+4(-3x+2)=-13 | | 7n^2+4=438 | | x+5*5=27 | | y=16x^2+20x+10 | | 3/5÷9/5 | | 8p+2(3p+7)-10=-80 | | 7r-(-5)=10 | | 3x^2-9=78 | | -3(4x+2)+5x=-34 | | 4x-43=2x+31 | | 9=6x-(3x/2) | | 10-5(x-1)=40 | | x^2-8x+y^2+12y=64 | | 5n^2+8=13 |