If it's not what You are looking for type in the equation solver your own equation and let us solve it.
21/(7x)=0
Domain of the equation: 7x!=0We multiply all the terms by the denominator
x!=0/7
x!=0
x∈R
21!=0
There is no solution for this equation
| -16t2+40t+3=15 | | 3(-1)-6y=0 | | 3(2)-6y=0 | | 3x-6(-2)=0 | | 7/10=r+(-8/5) | | 3(-2)-6y=0 | | 2/x+3+1/2x=4/3x+11/6 | | -8x+9x-2x=0 | | 2x-10/3=12 | | 4.9t^2+50.611t=545 | | 4.9t^2+506.11t=545 | | (u+2)(u−7)=0 | | u2−5u−14=0 | | 3x+7/3=2 | | 2(n+3)=23 | | 6.05x10^5=7.51x10^5 | | |4x+5|=13 | | |9x−3|=|x+9| | | 5y-15=45y | | 6x+2+7x+7=45 | | x+0.06x=38,690 | | 134=7k-10+5•k | | 2x/5+3/5=x/2-4/2 | | 15+3x+3x=90 | | 4x+6=x-20 | | 2×=6y-14 | | 41-x+6=17 | | |9x-3|=|x+9| | | X2(x2-9)=4(x2-9) | | X×(x-14)=32 | | 6-2t=1t+9+4t | | 37=3x+25 |