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1*x^3+324*x^2+225*x+0 = 0
x+3*y-8;2*x+y-1
x-(6*y);y-x-5
5*cos(5*x)*cos(x)-(sin(x)*sin(5*x))
5*y-x-16;x+2*y-5
| -2(n-4)=10 | | 14x+0.8=1.3 | | 4t(y+3)=2y-(5y-27) | | -4x+7x-26=31 | | 4x+6=-3+2x+25 | | 9-2a+2=2+a | | 7p+(7-p)=2y-(5y-27) | | 9-5b=12+4b-3 | | 4x-87+7x=111 | | 4m+6=32 | | 7p-7=4p | | 16d-(4-5d)=64 | | ln(x)=0.33 | | y+8+4y=3y-y+14 | | -5/2x-8-4=-2/x-4 | | 2/u-5=6/3u-15-4 | | 7x-29-4x=19 | | y=1.9x+350 | | 18/x*100=.15 | | X^3+9x^2+28x+20=0 | | 1/3(45x-18/7= | | 100-6q=64 | | a^3-6a^2+5a=0 | | 6x+5=x+50 | | 65/-5X | | 1/3(4x-18/7= | | 5u-5=-30 | | x+1.5x=800 | | -6x+10x-58=30 | | 9y+5=10y-6 | | 0.3z(z+5)=-2.3(z-1.5) | | 3y+45=3(5y+3) |