If it's not what You are looking for type in the equation solver your own equation and let us solve it.
105+z=105
We move all terms to the left:
105+z-(105)=0
We add all the numbers together, and all the variables
z=0
| 7x+2(x+8)=5x | | w÷4/9=3/4 | | 5u+8=-31 | | d=314d | | 12y-11y=9 | | 2x-(x+13)=15-x | | 2(8a+1)+1=115 | | 6.5x=-1.3 | | 14.9+x=20.7 | | 8b-3b=5 | | (180-x)+(90-x)=120 | | 5(x+4)+9=-21 | | 1·3.2=c | | x²-2x+x+2x+8=50 | | m+2.7=3.98 | | 2.50+x2.25=9.25 | | x/4+3=3x-8 | | 17-(2x+1)=12 | | 4.7x-5.7=13.1 | | (12x+6)=(4x+11)+(7x+7) | | 25d=20d+27d | | X+16-6x+43=39 | | 12=19+m | | 3(y+5)=4y+15 | | (12x6)=(4x+11)+(7x+7) | | 6.2=2m | | 6(x+2)=3x+9 | | 1.5x=-1.8 | | 11-3m=4m-1 | | x-(-1.5)=21 | | (5x)3=5 | | 2g−g=14 |