If it's not what You are looking for type in the equation solver your own equation and let us solve it.
55-7z=4z
We move all terms to the left:
55-7z-(4z)=0
We add all the numbers together, and all the variables
-11z+55=0
We move all terms containing z to the left, all other terms to the right
-11z=-55
z=-55/-11
z=+5
| h/3-19=-16 | | -7(x-7)=x+25 | | 5x-11+10x-51=180 | | 1+19=-2(8x-10) | | 10x+60=5x+55 | | 4=3v-2+3v | | 7r=0 | | x^2+2x^2=150 | | -34+6p=-4p+-4 | | 11=c+-5=+8 | | -8x+7x-2=3x+6-2x | | 15x-43=5x+2 | | -(5-6x)=12 | | x-(x-1/2)=1-(x-2/3) | | -1+3m+1=-7 | | -2y-9=9y+24 | | -13+10=-3(x+9) | | 12=k-(-11) | | 15=9-1+2x | | 10x-30=120 | | 9.24=3d-–1.98 | | -7-3(-4r-3)=98 | | 3x+5=22+28 | | 3x+5=22+2 | | 7-2y/2-2/5(2-y)=5/4 | | u/2+3.2=5.85 | | -10+7=4p=-38 | | -5=t/2-6 | | 3/4x-2=3 | | 18=-(x-4) | | 19=7+2s | | 2x-3/6=2/7 |