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1*x^3-(7*x^2)+8*x+16 = 0
365;5
15*x+105*y-390;7*x+21*y-42
1000/((0.05+1)^5) = 0
((9*x)/4)*y-(5*x)-(x*((2*y)/5))-(4*y) = 0
| -3+9=14x-4-13x | | x^2(x-5)-4x=0 | | -5+2=m-8 | | 2.5d=40 | | 9x/4y-5x-2y/5x-4y | | 10x+-7=3 | | 5x=6(x-1)(x+1) | | 3y+6=12x | | 9-5n+1=5 | | y=2.5x+0.75 | | x-7=7x+55 | | lnx=-1.4 | | -10x+4=0 | | x^3+6x^2+30x+25=0 | | 0.1-(30-x)=0 | | -(x-5)-12=-11 | | 9x-10=2x+4 | | -12x-19+23x=-5x-11+12x | | X^2-2x-1=-2 | | 6.5/x=1.4 | | 3x=(2x-1)(x-2) | | 65x-97+73x=124+96x-137 | | 3(x-4)/8=-2x | | -8x+12+16x=-6x+26 | | 9z^2-6z+37= | | 6/4=x/3 | | x/5-3/10=1/5 | | x/2-7/4=1/2 | | 11/14-1/7 | | -(6-m)=-(6m+6) | | x+(x+1000)+2*(x+1000)=15000 | | 11x+9y=262 |