18+u=7u

Simple and best practice solution for 18+u=7u 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 18+u=7u equation:


Simplifying
18 + u = 7u

Solving
18 + u = 7u

Solving for variable 'u'.

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

Add '-7u' to each side of the equation.
18 + u + -7u = 7u + -7u

Combine like terms: u + -7u = -6u
18 + -6u = 7u + -7u

Combine like terms: 7u + -7u = 0
18 + -6u = 0

Add '-18' to each side of the equation.
18 + -18 + -6u = 0 + -18

Combine like terms: 18 + -18 = 0
0 + -6u = 0 + -18
-6u = 0 + -18

Combine like terms: 0 + -18 = -18
-6u = -18

Divide each side by '-6'.
u = 3

Simplifying
u = 3

See similar equations:

| 16x-3(4x+5)-2x=5 | | 2x+4=2+6x | | 180-k=10+2(90-k) | | 28+10x-4=8x-30-4x | | -x+125=35+6x | | 5sin^2x-1=0 | | 5x+2(-4x-2)=14 | | 8T=5T-42 | | 2+5u=-3 | | 9+8n=-10 | | Log(150+x)=150 | | 3y-4=35 | | b+1=2b+5 | | 4x+4=9-3x+15 | | 4x(60)= | | (.70n+1.5)=(.60n+2) | | 4x+0.22=0.375 | | -9(t-2)=4(t+15) | | -7=-1 | | 3x+14=9x-34 | | T+5=2x-5 | | 8=0.4x-2 | | 4.38c-3.9=14.5444+1.2c | | m+m+3m= | | (2x+5)+(2x+7)+2x=360 | | 10=c/3 | | 6=3.6+z | | 8=0.4x | | -2f=14 | | 8(x+9)-(3x-6)=-6(x+8)+(4x+12) | | 8(x+9)-(3x-6)=-6(x+8)+(4x+12) | | 10=0.4x |

Equations solver categories