If it's not what You are looking for type in the equation solver your own equation and let us solve it.
78/80=39/x
We move all terms to the left:
78/80-(39/x)=0
Domain of the equation: x)!=0We add all the numbers together, and all the variables
x!=0/1
x!=0
x∈R
-(+39/x)+78/80=0
We get rid of parentheses
-39/x+78/80=0
We calculate fractions
There is no solution for this equation
| 8.5x-13=9.5x-1 | | 4(x+3)=−8x | | 3x+7x+60=180 | | -10x+8=4x+5 | | -2(m8=-16 | | 1234=174-2x | | 3x-17+5(x-11)=48 | | 7(c+3)=64 | | 3/4(2x+1)=2 | | 4(9.75x3-3)=150 | | ((2w-1)5)+w+2=2w | | 4y-y+11=36 | | 4(-3-6x)-x=-3x+10 | | 3v+21=8(v+7) | | 6.4-2.9=4(2.7x) | | 1680=112x+560 | | 80/100=68/x | | 0.3x=-0.9 | | -29+35a=14+-8a | | 6(y-4)=9y-18 | | 7a2=4+9 | | 4r+3=2r+7 | | 9x-7=3x-6 | | F(x)=5+9x | | 60/3=z/15 | | 40/5=x/2 | | 60=10(v+1) | | -2(y+2)=4y-6+4(3y+1) | | 4(2v-8)=-12=4v | | 126=-9(m-1) | | -125=-6v-7(v+3) | | 3(2x-3)+1=16 |