If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7x-2=4x+21
We move all terms to the left:
7x-2-(4x+21)=0
We get rid of parentheses
7x-4x-21-2=0
We add all the numbers together, and all the variables
3x-23=0
We move all terms containing x to the left, all other terms to the right
3x=23
x=23/3
x=7+2/3
| (2/x)^x=0.0625 | | 4x=9x-85 | | -18=-6(3f+8) | | 3y+(21/3)=28 | | 12u=70 | | 10y+4y+8=5y+9y+8 | | 0=-3x^2+20x-12 | | 5(x-4)=4x+1 | | x+4.5=4.5x-18 | | 2x-3(x+1)=9+5x | | X+6(2x×5)=4 | | 2+x+2x+4=2x16+10 | | x-22-135=180 | | 9x-21.25=x | | x-157=180 | | 3m+4m+5=8m+7m+2 | | 4x-3=12x+17 | | -3(q-18)=0 | | 10x-12=-48 | | 2(k=3)-7=3 | | 4x-15=-56 | | 2x+12=-42 | | 11.1+x-8.2=3.2 | | x-73=52 | | 2x-7=93 | | x-73=52 | | 28-5x=32-x | | 5r+7=15r+12 | | 4x+13=42 | | X-y=8+-y | | 12x+1/10=-28 | | 200=16t2 |