If it's not what You are looking for type in the equation solver your own equation and let us solve it.
40+15=c
We move all terms to the left:
40+15-(c)=0
We add all the numbers together, and all the variables
-1c+55=0
We move all terms containing c to the left, all other terms to the right
-c=-55
c=-55/-1
c=+55
| -2/3w+3=-5 | | 3(x+7=-18 | | 103x−6=103x−103 | | 5x-2=(54-38)/2 | | -6x+6=20+1 | | 53=8-5y | | 1/2q-2=6 | | 4m+6=-5m-12 | | 5x-2=(54-38)2 | | 9(4-x)=7x+2 | | -4x+6=3x+20 | | .3X+1.5y=431 | | 1/3w+4=8 | | h=1/2=5/6 | | x/5+28=23 | | 2x-30=6x-2 | | 5x-2=(54-38)/5 | | 6x+6(4x-26)=114 | | 7+4x-x=34 | | -4q+3=43 | | 3x2+12x+13=2x+5 | | -5+3+6x=0 | | 9w-2=-11 | | 20n=16 | | 80=6x+2(3x-26) | | 2(4h+3)+7=61 | | 89=4x+3(2x-7) | | 7(2x+5)=3(4/3x-9)-x | | 7x+2(4x-24)=102 | | 144=7x+3(7x-8) | | -15x-50=10 | | 5d/9=50 |