If it's not what You are looking for type in the equation solver your own equation and let us solve it.
4x+11-2x=21
We move all terms to the left:
4x+11-2x-(21)=0
We add all the numbers together, and all the variables
2x-10=0
We move all terms containing x to the left, all other terms to the right
2x=10
x=10/2
x=5
| 5.4=−t/6.5 | | 36=d | | 21=-3+4n+5n | | -7x+1=76 | | 3(u+6)-6u=-9 | | 10w=4w-48 | | 4/5x-13=24 | | 104=6x-10 | | r+15=23 | | 10x+1+7x+1+42=180 | | 7+(5*14)=x | | 2x3-3x2-12x+4=0 | | 3(n+5)n=-8 | | 5(x-8)=360 | | 8.1=0.9e | | 9/4=5/4x | | 2(5k+9)+16=6(k+9)+2k | | 6.2+b=9 | | -44=-2(3x-5) | | P=28+23x | | 18.5w-2.8w=149.1 | | -t11=19 | | y−20=46 | | 52/5 =70m | | 7s+5=40 | | x8-1=2 | | 10-2x=-24 | | -9m+9=29 | | 3x-10x+12=26 | | 7y=(4y+6) | | 2x+x-8=25 | | 40d=3(13d-59) |