If it's not what You are looking for type in the equation solver your own equation and let us solve it.
80+2x=0
We move all terms containing x to the left, all other terms to the right
2x=-80
x=-80/2
x=-40
| 6(3s+4)=258 | | 2(y+5)=8y+6 | | 1296^3x-3=216^3x-5 | | 54x=-1134 | | 54x=- | | 2(x-3)^2+2=0 | | x-3-6=-5x-14 | | 6x+7-3=-x+81 | | 5x+20+5=2x+31 | | .8x=25000 | | Y=5/6x+5/3 | | 3x+2(336-2x)=564 | | 12x-21=2x+27 | | 6-3e=-12 | | 2b-1=b-4 | | 2x+3+5=-2x+30 | | 2x3+5=2x+30 | | 2x/5+x/7=2 | | 8(3w+5)/3=9 | | (x^2-2x)^2+5(x^2-2x)+4=0 | | (x+1)/5=3 | | 5x+4=3x=8x+3 | | 4y^+6y=0 | | x=120+0.4x | | 5d=24 | | 250-15+c=c | | 60=60k | | 4x-(3+2x)=21 | | 8x+34=15x-15 | | 4x+12-2=x+28 | | 6(4x+1)-8x=29 | | 8z-1=2z+35 |