If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7z-13=50
We move all terms to the left:
7z-13-(50)=0
We add all the numbers together, and all the variables
7z-63=0
We move all terms containing z to the left, all other terms to the right
7z=63
z=63/7
z=9
| 6-9x=38-16x | | 1.6(15.7r-2.3=49.3 | | 1.2x+10=0.2x-14 | | 2x=225/2 | | 15y-20=12y-16 | | 123-4x=5x-6 | | T=2d+7 | | -10.8+7x=5x | | 0.201x^2+0.6=0 | | 7x+5=4x+47 | | 122-6x=9x | | 5(3c-2)+c=43 | | z/2=z/4+39 | | 5(3c-2)+c=42 | | 2(x-)=4(3+x) | | 15-15a=-12a | | 4x+12=5x-12 | | X÷y=0.3 | | 9x+3=-132 | | 19x^2+18x-6=0 | | 20x+100=500 | | -(3x-5)-x=10-7x | | -8n+4(1+5n)=-6n-1414 | | -7/15x=7/2 | | (2x+8)^1/2=(6x)^1/2 | | 3/4(h+2)=15 | | w+3/5=61/2 | | (3/4)(h+2)=15 | | 2w+9w+3=9w+4w | | 2w+9w+3=9w+4 | | 16=-2-y | | 2w+9w+3=9w+3+4w |