If it's not what You are looking for type in the equation solver your own equation and let us solve it.
2C-18=0
We move all terms containing C to the left, all other terms to the right
2C=18
C=18/2
C=9
| 11-3x-20+12+2=2x-3+7x+16+4x | | Y+2y+2=8 | | 6x=40+8 | | N=103n+22 | | 1/4x-3=1/2x=12 | | b/3-4=17 | | C(x)=55+75 | | 86=4^x | | 2a-3=4(a+1)+8a+4 | | -6=p/7 | | 7=6(3s-2) | | 5(b-4)=4b+9 | | 4f+9=2f-11 | | 11=4h-9 | | 3(2f-8)=2 | | 2(2a+1)=10a-5 | | |6x-6|+6=48 | | 8f+1=4f-7 | | 13=7q-5 | | 7(5w+2)=6 | | 10-4q=4q-6 | | 9=8(5w+13) | | 3x-4-4(x+1)=0 | | 5(b-4)=4b-9 | | 0.3x+1.7=0.4(x+5)-0.1x | | 5q-8=2q+7 | | 2=6e+11 | | 5y=3y+12-18 | | 14=10(7k-1) | | 5y+12=3y-18 | | 8(b+1)+4=(2b-8)-16 | | 1/5x+1/3x=2/5 |