If it's not what You are looking for type in the equation solver your own equation and let us solve it.
40=7z+5
We move all terms to the left:
40-(7z+5)=0
We get rid of parentheses
-7z-5+40=0
We add all the numbers together, and all the variables
-7z+35=0
We move all terms containing z to the left, all other terms to the right
-7z=-35
z=-35/-7
z=+5
| 5y+5+3y+9=46 | | 2n+4=-18 | | A={2a-6,14} | | -55+2x=-6x+49 | | 11+j3/4=27 | | 2a+-6=14 | | -61+6x=79-4x | | 24=6h+2 | | -54+8x=2x+78 | | 2g+12=12 | | 3.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.83.1x=55.8 | | -44+x=21-4x | | X2+x=6171 | | 12a–9=11a | | 7x-78=126-5x | | 1/2f-4=-8 | | 4^(x)+8=72 | | v=3.14(4)(4)8/3 | | 2/3=14k | | v=3.14(4)(4)8 | | 2a+3,a=10 | | x^2+5x=2^2 | | 5d-4=55 | | -45+6x=39+2x | | X2+x=650 | | 30x+5=35 | | 8x-76=-x+104 | | -56=-10r+4 | | -x/5-5=1 | | -3x-27=-6x+18 | | 6s+12.5=105 | | -x/3+6=-2 |