If it's not what You are looking for type in the equation solver your own equation and let us solve it.
10c+28=68
We move all terms to the left:
10c+28-(68)=0
We add all the numbers together, and all the variables
10c-40=0
We move all terms containing c to the left, all other terms to the right
10c=40
c=40/10
c=4
| 12x+3=8x+35 | | (8x-27)=(8x-27) | | 1.2x+4.3=2.1–x | | n/2=3-(-7) | | 19=5+h/7 | | -748=44x | | 5t=−15 | | 9=-12+x/3 | | -(3p+12)-12=9(p+4) | | 9w+27=99 | | 15(×+1)-7(x+9)=4x | | 30-9z=93 | | 7(b+7)+6=-15-3b | | -2(3x-3)=30 | | 125w+5=60 | | 3(n–2)–19=5+2(n+5) | | 2(t+-1)=-4 | | 7x^-13x-1=0 | | 12d=7 | | 4n–8=3n+2 | | −x+7–6x=19–7x | | 40+x/2=5 | | -8+3f=-53 | | 27-4n=-5-2(4-8n) | | q/8+62=67 | | 81=m2 | | 3n+2n=-4 | | 2b-1.56=6.04 | | 28=8x+12-7+ | | 15x=−7x+6 | | 7.25-7x=74 | | -6+9f=-24 |