If it's not what You are looking for type in the equation solver your own equation and let us solve it.
130=256-w
We move all terms to the left:
130-(256-w)=0
We add all the numbers together, and all the variables
-(-1w+256)+130=0
We get rid of parentheses
1w-256+130=0
We add all the numbers together, and all the variables
w-126=0
We move all terms containing w to the left, all other terms to the right
w=126
| 12x-1600x-^2=0 | | 6/15=x/12 | | 181=-u+293 | | 6x-x=14-6 | | 29=15-(2z-3) | | 3x+13+11=9 | | 29=15-(2z-3 | | (1.5)^(x-1)=14.5 | | 3x+12+2=2+5x–20 | | 25x+4=14x+15 | | 21=2^x | | 2/3x+1x=10 | | 2x2-2=164 | | (x+22)=(x) | | 7(r−5)+9=72 | | 16=2y−4 | | 5x=999 | | 23n-160=208 | | 16x+5=13x+11 | | 2r^2+5=-14 | | u2–22u=0 | | 71=17-(6z-3) | | 15=12x-9x | | 3(x-4)-7=-19 | | 12=-5m+32 | | 1/6f=15 | | 3(2x+3/13=2x-7 | | X+(x+1/3)=180 | | 2k-5=-15 | | -18-(-45)=x/2 | | 86+x+42=180 | | a÷6+1=14 |