If it's not what You are looking for type in the equation solver your own equation and let us solve it.
7u-4u+u=16
We move all terms to the left:
7u-4u+u-(16)=0
We add all the numbers together, and all the variables
4u-16=0
We move all terms containing u to the left, all other terms to the right
4u=16
u=16/4
u=4
| 3z-3z+2z-2z+4z=12 | | 3w-94=2w | | -14=14y+5 | | 7z+5z-12z+2z=10 | | 925=y+142 | | 5a-30=7a-70 | | w-654=306 | | 3m=19+5 | | 86=z-358 | | -9p=5 | | 4y+2y-2y+2y-3y=6 | | -32=4y+8 | | 0.3x-0.6=3.3 | | 15=8h^-2h | | 3c+76=5c+74 | | 1/2r-3=34-3/4r | | r+-803=-704 | | 47x+2500=22.09+50x | | 1/4x+4=17 | | 3x+112=180 | | -4c=8+20 | | (3x-2)+(4x+7)=180 | | v+47=2v | | 4y+2y−2y+2y−3y=6 | | 5(8+7=5•x+5•7 | | h+144=957 | | 6y+216=360 | | 5q-2q+q=8 | | 12k=-780 | | 2x+4+8x-15+3x-5=360 | | 9n-6=3n+30 | | c+84=2c |