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5*ctg(x)
(-3/5)*x = -5;x
x
9/3-(6*x^2)+10 = 0;x
x
2^sin(x)
(2*x^2-(12*x))/((2*x-6)^2)
| -2(-3m-7)=24-4m | | -11=2x-3+2x | | 4x+12=2x+3 | | 125.(4/3) | | .5(x-28)=12+7x | | x+x(.28)=2.87 | | 4[7x-45]=9 | | 0=2v+5v | | 5x-3/y=4x | | -3x^2+500=1000 | | 50+3x=6(-x+6)-58 | | 3log(12-4x)=9 | | 8x^2-100=700 | | 27+a=7(-4a+8) | | -8+3u=-20 | | 20a-13a-21=0 | | -5(2x-9)=2(x-7)-13 | | d(t)=1/3t-12 | | 19+2.50x=11+3.75x | | 3x-3=45-9x | | 9-3p=8p | | 3/2p-2=-7/9 | | 31-4r=-7(-4a+8) | | 3x^2+90=190-7x | | 2x+-5=12 | | 354=35t+.5*9.8*t^2 | | -24n^2=36n | | 2m^2+4=6m | | -2v-2v=-7(1+6r) | | 27=2m+5 | | Z^2+12Z-45=0 | | 20x6/14x2 |