If it's not what You are looking for type in the equation solver your own equation and let us solve it.
-6z+8=-40
We move all terms to the left:
-6z+8-(-40)=0
We add all the numbers together, and all the variables
-6z+48=0
We move all terms containing z to the left, all other terms to the right
-6z=-48
z=-48/-6
z=+8
| -4.3=3.2+v/3 | | –7=3w+2 | | v+7/5=6 | | -2/3m-1/3=1/2m+5/6 | | 0.18(y-5)+0.08y=0.14y-0.3 | | 11m+48=-18 | | -1.2(j-9.2)=2.16 | | r+-91=-64 | | 4x+5+5x=9x+12-7 | | a-0.37=2.23 | | 8x+72=400 | | 2=w/8-2 | | b+86=1 | | -54=6(u-3) | | 1−2x=14 | | 34=4y+4 | | -3=o-4 | | (x+3/15)5/9=40 | | 5/2=(5/4)r | | 2w+6=84 | | x/5-13=-17 | | 8(-2k+10)=-10-9-5k | | x+(-9)=8 | | -x/3-2=8 | | 1.2+2w=-0.2=+1.3w | | 53-x=279 | | 15+7y=3y+-9 | | 12x-27+8x+7=180 | | 6=10.8+b | | 12x-27=8x+7 | | D²+2d-2=0 | | k+19/8=4 |