If it's not what You are looking for type in the equation solver your own equation and let us solve it.
12/x=0.4/9
We simplify the equation to the form, which is simple to understand
12/x=0.4/9
We move all terms containing x to the left and all other terms to the right.
+1x=0.044444444444444
We simplify left and right side of the equation.
+1x=0.044444444444444
We divide both sides of the equation by 1 to get x.
x=0.044444444444444
| 7x-3x=10-3 | | 40/320=14/x | | x-9=x^2+rx+t | | y=Ix+1I-2 | | 9b^2-10b+1= | | 17/30=x/120 | | 17/30=x/162 | | 4n+0.24=15.67 | | -19-1y(y)=190 | | x/13=70/91 | | x/13=96/210 | | T=5n+5w | | 3/4x?=2/3 | | 5•2/3 | | 5*4=16 | | (-19-1y)(y)=190 | | x+y=-19 | | 12x(4/3) | | 16+2n=-24 | | 2(1x+2)=-2 | | (x)(y)=190 | | -1(-8v-2)=7v | | -1(-8-2)=7v | | 4q-16=-36 | | 6w^2-72w+162=0 | | 5(1x-9)=0 | | (15x^2-23x-21)/(3x-7) | | 5(4z-1)-4(z+6)=12(z+1) | | 5(x-4)+r=4(x+3)+x | | 8/5x5 | | -7(7x+1)=238 | | 21=7x/3 |