If it's not what You are looking for type in the equation solver your own equation and let us solve it.
11x+21=11x+21
We move all terms to the left:
11x+21-(11x+21)=0
We get rid of parentheses
11x-11x-21+21=0
We add all the numbers together, and all the variables
=0
x=0/1
x=0
| -61+x=-30 | | 9x+1−243=0 | | -10p−14p−-13p−-16p=-10 | | 16q+q-2q-9q+3q=9 | | 4x—7(x+3)=-36 | | -0.5x^2+5x+12=0 | | 16q-+q-2q-9q+3q=9 | | 1,7-0,5x=4,3 | | 20z+41=1 | | 4(-5-3r)=-116 | | 4y*3=2y+8 | | t-9t=8 | | (3/5)2x=1 | | 11x+2=23x+2 | | 38-7r=3(7-4r) | | 4#x-1)=5x+66 | | 5(2x-1)=4(3x-2 | | 2x+7-x+2=6x | | f=1f | | 4-8(1+3s)=-17 | | 14=a/24+11 | | 12x+1,8=10x+3,4 | | x-2(-(6/5)=4 | | -7(2+3s)=-29 | | -7(2+3s)=—29 | | 3t+25=550 | | 3t+25=100 | | -1,6=-2x | | 6y+200=800 | | 10/3*x-1=3x-10/3 | | -16(2x+2)=-4(x+1) | | 4k-40=200 |