If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4x+9-x=0
We add all the numbers together, and all the variables
3x+9=0
We move all terms containing x to the left, all other terms to the right
3x=-9
x=-9/3
x=-3
| 1/2*(8000/y)*y=4000 | | 8000/y*y=8000 | | 4x=+5=33 | | 3x+25+7x=5(x-6) | | 2n/3-4n=-92 | | 24x2+48x=0 | | 4+64n2=0 | | 1000^(1-2x)=100 | | 2x-(128)/(x^2)=-6 | | 2y=96 | | X-7+2x=0 | | 30+3x=33 | | 2x–3=4(x–5) | | 9-x/3=0 | | 5^x+1-5^x-3=120 | | x=-75+300 | | y=60+2X-0.5X^2 | | (x2-4)(x2-36)=0 | | 4x(x-3)+2x=27 | | 2x2-2x-84=0 | | 5/3x=4/3+2 | | w/3=12 | | x(3x+4)=30 | | 4x=16-4 | | 3(d-7)=d+9 | | x-3(x-1)=-6-x | | -3x^2=-18-15x | | 44-4x^2=0 | | 4(2x+1)-8=12 | | 0=-6x+42 | | 0=7x-35 | | 8-5x=2x-(4-x) |