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4*x-tan(2*x)
1-(4/9) = 0
13/ln(x)
(1/3)*x-(3/4) = 1/2
(7/6)*x = 140
| 5y-3+y+41=5+8y+45-6y | | 100a^2-49=0 | | log[3](s+45)-log[3](s+5)=log[3]s | | 5y-4+y+20=8+5y+12-2y | | 1/4×2/7= | | 3+2z-2=9z+3-5z | | -8y+13+9y-4=-4 | | 3x^2+4x=14+3x | | 2a+b=225 | | 10=4y+26 | | .5x+4=.66666667 | | x=-9y+10 | | 20q=480 | | -18+6x=3x+3(x-6) | | .5x+4=.666666666666666666x | | 0.2x-1.8=1.2 | | sin(x)=2sin(x)cos(x) | | (x+2)(x+2)=-25 | | 7.85-2.15x=20.75 | | 10y=4y+26 | | -4(n-6)=-56 | | x^4-5x^3+5x^2+3x-2=0 | | 63(-7)= | | 6x+.36=24.72 | | 14=40 | | -5x+3y=35 | | 1-4/9 | | 7+8x=9x-4 | | 5.1+1.7x=2.7x | | y=7x+100 | | sin*2x+cos*x=0 | | 3m-11=m-11 |