If it's not what You are looking for type in the equation solver your own equation and let us solve it.
6a-21+84=6a
We move all terms to the left:
6a-21+84-(6a)=0
We add all the numbers together, and all the variables
63!=0
There is no solution for this equation
| 14-2x+6=24 | | 2=u6.4 | | 9-100=-16a-15 | | 24y-y=65 | | -7(n-1)+5n=-8-7n | | 6a-21+84=4a | | x+2(4x-7)=-24+7x | | 36+8p=-3(-6p+3)+5 | | 28-|2x-5|=4 | | 34y+11=1y | | 2+4(4-7x)=-4x-30 | | -6(4p-6)-4p=36-3p | | -29+11n=15 | | -6+2a=-6(1+8a) | | 4x+2=-8+3x | | -16-5r=-5r-8(-8r+2) | | 3(3w+5)-2w=7(w+5) | | 7(-z−10)=12z | | -2-2n=7(-2n-2) | | 5x-9=6(x-1)+5 | | -6(1+3p)=34-8p | | 15c+52-6c=25 | | b2=32 | | -5/8/m=24/7 | | 3(5x+20)=30 | | n2=42 | | 34+6n=-4(n-6) | | 8(x-2)+11=8x-4 | | 15a-80=4a-7 | | 2+4x=x+2 | | -2.1-6x=2.5 | | 5(3a)-80=2(2a-7) |