11u-8u=21

Simple and best practice solution for 11u-8u=21 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for 11u-8u=21 equation: 


Simplifying
11u + -8u = 21

Combine like terms: 11u + -8u = 3u
3u = 21

Solving
3u = 21

Solving for variable 'u'.

Move all terms containing u to the left, all other terms to the right.

Divide each side by '3'.
u = 7

Simplifying
u = 7

See similar equations:

| 3a+1=-3.6+3.6a | | 6u+3u=72 | | 3-7y+3=4y+10-7y | | a^6-6a^2+1=0 | | 315x-223x=72x | | 6x-22=64+4x | | -x^3-x^2+22x+40=0 | | 2n^2-39n+184=0 | | -8=y-3 | | x^2+150x+25000=0 | | 1+8x=16x+31 | | v+6=-3 | | x^4+5x^3-60x^2-60x+144=0 | | 5x+3(x-5)=0 | | -4(2t+5)=4 | | 2(f-2)=10 | | x-9y=-13 | | 0=-26t^2+96t+12 | | x-14*3=18 | | 3x+5=75 | | 5(3s+2)=160 | | 6x+3x+10=145 | | -4-6=6x+9-5x | | 3(a-1)=48 | | (u+5)*8=48 | | 9(v+1)-3v=3(2v+1)-8 | | -2x+10y=-19 | | 7n-11-4n=6 | | -5(x+10)-x-3=-6(x+3)-35 | | 3(2+iy)=8-12i-(2-iy) | | 4y-6+y+26=6y+20-4y | | 4x-20x^2= |

Equations solver categories