If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6/10=21/kk=
We move all terms to the left:
6/10-(21/kk)=0
Domain of the equation: kk)!=0We add all the numbers together, and all the variables
k!=0/1
k!=0
k∈R
-(+21/kk)+6/10=0
We get rid of parentheses
-21/kk+6/10=0
We calculate fractions
There is no solution for this equation
| 4.9=0.7x-(-4.2) | | -3x+12-5x=22 | | 17j-15j=16 | | 12x+10=-2x+24 | | -2(f-12)=-12 | | x-3/8=4.6 | | 7(x+9)+6(x+4)=1+x | | 9(x-1)=6(x-3) | | x/5+7/10=-3/10 | | 10x-x2=1 | | Q3/x/5+7/10=-3/10 | | 4x2+7x+3=0 | | 5x-87/7=86/7x | | 10x-x2=0 | | k−k+6k=18 | | -4.9t^2+10t-7.7=0 | | 2x2-720x+25600=0 | | -1+10x-x2=12.000.000 | | 2x2–720x+25600=0 | | 8(u+2)-5u=22 | | 9x-(6x-9)=30 | | 2(v-8)+2v=-12 | | -5y+7(y+2)=-4 | | 12+8x=92 | | 17n-7n-6n=4 | | 4x–7=18x | | -8+a=-14 | | u-u+2u+4u+2u=16 | | -8y+8=2y-12 | | 39.99+x=50. | | -15r-3r=18 | | 15h-14h=13 |