If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2x/21=4x/7=
We move all terms to the left:
2x/21-(4x/7)=0
We add all the numbers together, and all the variables
2x/21-(+4x/7)=0
We get rid of parentheses
2x/21-4x/7=0
We calculate fractions
There is no solution for this equation
| 118=-2(-3-8x) | | 2x+3x+5+25°=180° | | 12.s=4;s=3 | | p^2+4p-5=-7 | | 100-100x=0 | | 6d-d+2=12 | | -5(5x-5)=-7x-6 | | S=9n+5 | | 9y-6y-y+3=19 | | -26=5(w-7)-8w | | -8(x-6)=-6(x-5) | | 8s-3s-s=12 | | 32=x-(-1) | | 8s-3s-2=12 | | -4x=-3x-7 | | 2(K-5)=3k=k+6 | | 0.2x+0.04=4.8 | | 3n+62/5=13 | | |2w|=5 | | 6s+30-6=180-30 | | 4(v+5)-7v=38 | | 9=x/3-10 | | 5.0-m=3.4 | | 6s+30-6=-30 | | 2w+4=16 | | 5y+13=78 | | 3x+45=-93 | | x-10/4=1 | | -3/4x-3/8=-4x | | x+5x+(2/3)x=(62/3)x=180=27 | | 4/5w-9=59 | | 6w*48=90 |