If it's not what You are looking for type in the equation solver your own equation and let us solve it.
149=-u+255
We move all terms to the left:
149-(-u+255)=0
We add all the numbers together, and all the variables
-(-1u+255)+149=0
We get rid of parentheses
1u-255+149=0
We add all the numbers together, and all the variables
u-106=0
We move all terms containing u to the left, all other terms to the right
u=106
| -1(1-x)=-2(3x-1) | | 7x+14=8x+4 | | 2^2x=1/6 | | 9x-50=3x-2 | | w^2-30=11w | | 7n+12=I2(I4n+24) | | 2x2=2x2 | | 3{3x+4}=x+14 | | 3y=4y-9-76 | | 10x-x=0 | | 3x-5x=-x+3- | | 60-x=0.5x | | 5(3x-1)-2(3x-13)=2(4x+1)-1 | | 8m=10+6 | | (3y+27)=(8y-28) | | (5x-4)=(11x-40) | | 10x+60=22x | | 5x-18=6x-12 | | 2y^2+40y-198=0 | | 8v+10=4v+30 | | 11.6+5y=8y+5 | | 3w+1=6w+16 | | 2u+31=6u-15 | | 3+2t-1=8t+4-5t | | -7/5v=-42 | | 4t-3=11-3t | | x+3/5=3/1 | | x=2x3-4 | | −4.8f+6.4=(−8.48) | | 10w=10,000w= | | -9x=10-8x | | 5+5n-3=7n+4-3n |