If it's not what You are looking for type in the equation solver your own equation and let us solve it.
r+7=18
We move all terms to the left:
r+7-(18)=0
We add all the numbers together, and all the variables
r-11=0
We move all terms containing r to the left, all other terms to the right
r=11
| 20y=5=5y+65 | | -6(-2-5x)=372 | | 9z+8z=12+90 | | 52=-41-a | | 6(h+6)=4(h-12) | | x-1.5=20.5 | | -8r-1=-10r+9 | | x-15=20.5 | | X^2/4-5x/4=-3/2 | | 270=170-x | | x/7+10=16 | | -22+57=-4m-3m | | x/3-3.1=-10.6 | | 276=51-v | | 5w+27=8w | | 48/x+2=10 | | m/3+13=20 | | 2x+9+62+59=180 | | 176=48n-18 | | 2=u/3-3 | | x+3+x-8+2x=47 | | 2(-7x-2)=-116 | | 3+-2r=1 | | 3x-3=6x-26 | | -x+3+7x=-12 | | t/2+-8=-10 | | x+6+5x=78 | | 3(13+2a)=-3+a | | 8x+5=-4x-5 | | a=0.3a | | x-x-35=24 | | x-35=24 |