If it's not what You are looking for type in the equation solver your own equation and let us solve it.
1;129.05;1;1000000;0;0
2*x-(5*y);3*x-(7*y)
x^2-x^3-7*x+3;x-3
x^2-x^3-7*x+3;x+3
x^2-x^3-7*x+3;x-3
| x^2+x-3x-x^2=-4 | | y=5x^5-5x | | 9y+4=10y+5 | | 0.666x=0.33 | | 2-4+x=x | | 18x+12(15-x)=246 | | 6x=5(2x-4) | | x(x+1)=(x+4)(x-1) | | -1x+85=0 | | x^3+2x^2-78=0 | | 14x-5+2x-7x=12-3-x+6 | | X+x+x+y=74 | | 5x^2-40x+3=0 | | x+x*0.1=3120 | | 0.4[8+x]=0.5[8-x] | | 2(4x-4)=-32 | | 3a*3b*4c= | | 5x+5=3(2x+3) | | 6y(y+6)=35 | | 9x-4x=-6-5 | | 3sinx+1=3 | | 8c+3d-5c= | | 9v-7=6v+4 | | 8x+12=9x+1 | | =6x^3-32x | | 5(6q+1)= | | X^3-4x-1=30 | | 13p+1=11p+8 | | 6b+8-3=35 | | (3ab*2*c*3)*2a*b*4/ab= | | 1.2n=100 | | X+113=105 |