If it's not what You are looking for type in the equation solver your own equation and let us solve it.
X(3X)=80
We move all terms to the left:
X(3X)-(80)=0
We move all terms containing X to the left, all other terms to the right
X3X=80
X=80/1
X=80
| (k-5)/2=11 | | 22=-8x+2-2x | | 3(2d+4)=18 | | (x+50)+(60+2x)+(5x-10)=180x= | | 11g−7g−–2g=–6 | | 3+1/4a=12+a | | -59=-x/2 | | 5a=a+52 | | p+60=3p | | 10^-x=5^4x | | 1/4+1/5=x-3/20 | | ((83.2-x)/83.2)(100)/(0-10)=-0.6 | | ((83.2-x)/83.2)(100/(0-10)=-0.6 | | ((83.2-x)/83.2x100)/(0-10)=-0.6 | | ((83.2-x)x100)/(0-10)=-0.6 | | 2(x+2)–x=x+2 | | 7x2+10=185 | | 6x+1–6=-5x+6 | | 5+10x=65 | | 4*10^x=88 | | 2x+15=110 | | 50+3x=80 | | 2x2+5=55 | | 4x2+39x–10=0 | | 3⋅2x⋅24=768 | | x2-9=20 | | 56+n=432 | | -4(q+15)=0 | | -19u+13u=-12 | | 19x+5x-15x=9 | | 63-n=36 | | -18y+3y=15 |