If it's not what You are looking for type in the equation solver your own equation and let us solve it.
5c+5c=20
We move all terms to the left:
5c+5c-(20)=0
We add all the numbers together, and all the variables
10c-20=0
We move all terms containing c to the left, all other terms to the right
10c=20
c=20/10
c=2
| 5(4i+8)=120 | | 20=w/3+17 | | 3x-36=x+38 | | -(7-4x)=16 | | –6(x−79)=–54 | | 17h-2h-12h=18 | | 80x+2400=65x+2460 | | 3/x=90/60 | | w=28=w+23=41 | | 6x-1+2x+2=28 | | x/5-11=1 | | -19t=20-14t | | 5+4c=5c-12 | | 6s-2s-3s=13 | | -2x-6+10=4x+-10 | | 6.5t+15=-9.7+43.8 | | 15x=7x+14 | | -5g=-3g-10 | | 280=2x+2*45 | | 12r+2r+2r-13r+4r=14 | | -4(3b-3)-7(b+4)=79 | | 2n+3-6n=-6n+2 | | 4(7x+5)+4=28x+25 | | -9+4q=2q+1 | | 2(x-4)-3(2x-6)=4x | | 2(a-1)=2a=3 | | 7=-2(1-x)-(x-8) | | 19x+4=3(3x+8) | | 6–0.25a=1 | | 12-r+5r+4r=20 | | -9-4p=1+10+p | | 21-3x=-10x |